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New Creative Relevant Search filters Mitotic Stock Photos and Images  (577) mitotic cell division | mitotic spindle Related searches: Narrow your search: Vectors | Black & white | Cut Outs Page 1 of 6 Paclitaxel drug molecule Paclitaxel drug moleculehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-paclitaxel-drug-molecule-47692191.html Histone H3 (Ser10)-Mouse: Immunoperoxidase staining of formalin-fixed, paraffin-embedded mouse papilloma skin showing nuclear staining of mitotic cells. 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Magnification: x600 when printed at 10 centimetres wide.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-of-onion-allium-cepa-root-tip-cells-undergoing-mitosis-nuclear-division-magnification-x600-when-printed-at-10-centimetres-wide-image276888469.html 3D illustration of HOMOLOGOUS CHROMOSOMES script with DNA double helix , isolated on pale green gradient. 3D illustration of HOMOLOGOUS CHROMOSOMES script with DNA double helix , isolated on pale green gradient.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/3d-illustration-of-homologous-chromosomes-script-with-dna-double-helix-isolated-on-pale-green-gradient-image210926920.html Oral chemotherapies and their action on the cell. A tumor cell is seen in section. Cytoplasmic membrane with a tyrosine kinase receptor on his right. Oral chemotherapies and their action on the cell. A tumor cell is seen in section. 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Molecular model of the drug paclitaxel (C47.H51.N.O14), a mitotic inhibitor that is used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration. Paclitaxel. Molecular model of the drug paclitaxel (C47.H51.N.O14), a mitotic inhibitor that is used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/paclitaxel-molecular-model-of-the-drug-paclitaxel-c47h51no14-a-mitotic-inhibitor-that-is-used-in-cancer-chemotherapy-atoms-are-represented-as-spheres-and-are-colour-coded-carbon-grey-hydrogen-white-nitrogen-blue-and-oxygen-red-illustration-image279888155.html Mitosis word cloud concept. Collage made of words about mitosis. Vector illustration Mitosis word cloud concept. Collage made of words about mitosis. 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Molecular model of the drug paclitaxel (C47.H51.N.O14), a mitotic inhibitor that is used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-paclitaxel-molecular-model-of-the-drug-paclitaxel-c47h51no14-a-mitotic-126899515.html Mitosis word cloud concept. Collage made of words about mitosis. Vector illustration Mitosis word cloud concept. Collage made of words about mitosis. Vector illustrationhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-word-cloud-concept-collage-made-of-words-about-mitosis-vector-illustration-image328291501.html Oral anticancer agents Oral anticancer agentshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/oral-anticancer-agents-image338277707.html Paclitaxel. Molecular model of the drug paclitaxel (C47.H51.N.O14), a mitotic inhibitor that is used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration. Paclitaxel. Molecular model of the drug paclitaxel (C47.H51.N.O14), a mitotic inhibitor that is used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/paclitaxel-molecular-model-of-the-drug-paclitaxel-c47h51no14-a-mitotic-inhibitor-that-is-used-in-cancer-chemotherapy-atoms-are-represented-as-spheres-and-are-colour-coded-carbon-grey-hydrogen-white-nitrogen-blue-and-oxygen-red-illustration-image283752401.html Photomicrograph of cell Divion in onion root tissue Photomicrograph of cell Divion in onion root tissuehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-photomicrograph-of-cell-divion-in-onion-root-tissue-93872439.html Chemotherapy Chemotherapyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/chemotherapy-image338279272.html Paclitaxel. Molecular model of the drug paclitaxel (C47.H51.N.O14), a mitotic inhibitor that is used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration. Paclitaxel. Molecular model of the drug paclitaxel (C47.H51.N.O14), a mitotic inhibitor that is used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-paclitaxel-molecular-model-of-the-drug-paclitaxel-c47h51no14-a-mitotic-126900174.html Photomicrograph of a tissue section of onion root tip, Mitosis Cell division Photomicrograph of a tissue section of onion root tip, Mitosis Cell divisionhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-photomicrograph-of-a-tissue-section-of-onion-root-tip-mitosis-cell-93872428.html Chemotherapy Chemotherapyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/chemotherapy-image338279280.html Vincristine. Molecular model of the drug vincristine (C46.H56.N4.O10), a mitotic inhibitor used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration. Vincristine. Molecular model of the drug vincristine (C46.H56.N4.O10), a mitotic inhibitor used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-vincristine-molecular-model-of-the-drug-vincristine-c46h56n4o10-a-126899699.html Photomicrograph of cell Divion at different stages in onion root tissue Photomicrograph of cell Divion at different stages in onion root tissuehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-photomicrograph-of-cell-divion-at-different-stages-in-onion-root-tissue-93872440.html Chemotherapy Chemotherapyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/chemotherapy-image338279264.html Vincristine. Molecular model of the drug vincristine (C46.H56.N4.O10), a mitotic inhibitor used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration. Vincristine. Molecular model of the drug vincristine (C46.H56.N4.O10), a mitotic inhibitor used in cancer chemotherapy. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-vincristine-molecular-model-of-the-drug-vincristine-c46h56n4o10-a-126900356.html Photomicrograph of cell Divion at different stages in onion root tissue Photomicrograph of cell Divion at different stages in onion root tissuehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-photomicrograph-of-cell-divion-at-different-stages-in-onion-root-tissue-93872438.html Paclitaxel drug molecule Paclitaxel drug moleculehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/paclitaxel-drug-molecule-image277283025.html Chemotherapy Chemotherapyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/chemotherapy-image338279279.html Photomicrograph of a tissue section of onion root tip showing Mitosis and another cell division stages Photomicrograph of a tissue section of onion root tip showing Mitosis and another cell division stageshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-photomicrograph-of-a-tissue-section-of-onion-root-tip-showing-mitosis-93872441.html Paclitaxel drug molecule Paclitaxel drug moleculehttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-paclitaxel-drug-molecule-55430304.html Color-enhanced micrograph of a microspore of Trillium plant (Trillium erectum) undergoing early prophase of mitotic division. This image has been color-enhanced. Color-enhanced micrograph of a microspore of Trillium plant (Trillium erectum) undergoing early prophase of mitotic division. This image has been color-enhanced.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-color-enhanced-micrograph-of-a-microspore-of-trillium-plant-trillium-103992044.html Docetaxel. Molecular model of the anti-cancer drug docetaxel (C43.H53.N.O14). This anti-mitotic chemotherapy drug is also known by its trade names Taxotere or Docecad. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration. Docetaxel. Molecular model of the anti-cancer drug docetaxel (C43.H53.N.O14). This anti-mitotic chemotherapy drug is also known by its trade names Taxotere or Docecad. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-docetaxel-molecular-model-of-the-anti-cancer-drug-docetaxel-c43h53no14-126899280.html Mitotic Recombination Illustration Mitotic Recombination Illustrationhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-image-mitotic-recombination-illustration-166023640.html . Medical communications of the Massachusetts Medical Society. <V . Kidney. Acute capsular glomerulonephritis. Cap-sular space distended and filled with pro-liferated epithelial cells. One mitotic figurepresent along outer border of upper leftquadrant. Kidney. Acute intracapillary glomerulonephritis.The capillaries are distended with poly-morphonuclear leucocytes. . Medical communications of the Massachusetts Medical Society. <V . Kidney. Acute capsular glomerulonephritis. Cap-sular space distended and filled with pro-liferated epithelial cells. One mitotic figurepresent along outer border of upper leftquadrant. Kidney. Acute intracapillary glomerulonephritis.The capillaries are distended with poly-morphonuclear leucocytes.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/medical-communications-of-the-massachusetts-medical-society-ltv-kidney-acute-capsular-glomerulonephritis-cap-sular-space-distended-and-filled-with-pro-liferated-epithelial-cells-one-mitotic-figurepresent-along-outer-border-of-upper-leftquadrant-kidney-acute-intracapillary-glomerulonephritisthe-capillaries-are-distended-with-poly-morphonuclear-leucocytes-image336989668.html Docetaxel. Molecular model of the anti-cancer drug docetaxel (C43.H53.N.O14). This anti-mitotic chemotherapy drug is also known by its trade names Taxotere or Docecad. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration. Docetaxel. Molecular model of the anti-cancer drug docetaxel (C43.H53.N.O14). This anti-mitotic chemotherapy drug is also known by its trade names Taxotere or Docecad. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-docetaxel-molecular-model-of-the-anti-cancer-drug-docetaxel-c43h53no14-126899934.html Archive image from page 216 of Cytology (1961). Cytology cytology00wils Year: 1961 (f) Sensitivity varies with mitotic stage (Figure 9-4). Although there is some controversy over which stages are most sensitive, there seems Uttle doubt that dividing cells are more sensitive than nondividing ones, with early interphase being least susceptible (Sparrow. 1951). Jk irf Archive image from page 216 of Cytology (1961). Cytology cytology00wils Year: 1961 (f) Sensitivity varies with mitotic stage (Figure 9-4). Although there is some controversy over which stages are most sensitive, there seems Uttle doubt that dividing cells are more sensitive than nondividing ones, with early interphase being least susceptible (Sparrow. 1951). Jk irfhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/archive-image-from-page-216-of-cytology-1961-cytology-cytology00wils-year-1961-f-sensitivity-varies-with-mitotic-stage-figure-9-4-although-there-is-some-controversy-over-which-stages-are-most-sensitive-there-seems-uttle-doubt-that-dividing-cells-are-more-sensitive-than-nondividing-ones-with-early-interphase-being-least-susceptible-sparrow-1951-jk-irf-image259479317.html Mitosis. Light micrograph of onion (Allium cepa) root tip cells undergoing mitosis (nuclear division). Magnification: x600 when printed at 10 centimetres wide. Mitosis. Light micrograph of onion (Allium cepa) root tip cells undergoing mitosis (nuclear division). Magnification: x600 when printed at 10 centimetres wide.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-of-onion-allium-cepa-root-tip-cells-undergoing-mitosis-nuclear-division-magnification-x600-when-printed-at-10-centimetres-wide-image279941757.html Induced cell-reproduction and cancer.. . Fig. 69.—Profile aspect. Complete division is about to occur. Thechromosomes are being reconverted into granules, but the mitotic figure isnot quite finished at the dividing-point. CHROMOSOMES OUTSIDE NUCLEUS -219. Fig. 70.—Profile aspect. The spindle and chromosomethe cell wall-has not yet separated. have divided, but Induced cell-reproduction and cancer.. . Fig. 69.—Profile aspect. Complete division is about to occur. Thechromosomes are being reconverted into granules, but the mitotic figure isnot quite finished at the dividing-point. CHROMOSOMES OUTSIDE NUCLEUS -219. Fig. 70.—Profile aspect. The spindle and chromosomethe cell wall-has not yet separated. have divided, buthttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/induced-cell-reproduction-and-cancer-fig-69profile-aspect-complete-division-is-about-to-occur-thechromosomes-are-being-reconverted-into-granules-but-the-mitotic-figure-isnot-quite-finished-at-the-dividing-point-chromosomes-outside-nucleus-219-fig-70profile-aspect-the-spindle-and-chromosomethe-cell-wall-has-not-yet-separated-have-divided-but-image338122011.html Archive image from page 222 of Cytology, with special reference to. Cytology, with special reference to the metazoan nucleus cytologywithspec00agar Year: 1920 VII CHROMIDIA IN PROTISTA 207 Another example of multiplication of nuclei by chromidia fonnatiou alternating with multiplication by mitotic division, though attended by more complications, is afforded by Arcclla (Fig. 88), the life history of <H 0) Archive image from page 222 of Cytology, with special reference to. Cytology, with special reference to the metazoan nucleus cytologywithspec00agar Year: 1920 VII CHROMIDIA IN PROTISTA 207 Another example of multiplication of nuclei by chromidia fonnatiou alternating with multiplication by mitotic division, though attended by more complications, is afforded by Arcclla (Fig. 88), the life history of <H 0)https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/archive-image-from-page-222-of-cytology-with-special-reference-to-cytology-with-special-reference-to-the-metazoan-nucleus-cytologywithspec00agar-year-1920-vii-chromidia-in-protista-207-another-example-of-multiplication-of-nuclei-by-chromidia-fonnatiou-alternating-with-multiplication-by-mitotic-division-though-attended-by-more-complications-is-afforded-by-arcclla-fig-88-the-life-history-of-lth-0-image259480641.html Mitosis. Light micrograph of onion (Allium cepa) root tip cells undergoing mitosis (nuclear division). Magnification: x600 when printed at 10 centimetres wide. Mitosis. Light micrograph of onion (Allium cepa) root tip cells undergoing mitosis (nuclear division). Magnification: x600 when printed at 10 centimetres wide.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-mitosis-light-micrograph-of-onion-allium-cepa-root-tip-cells-undergoing-122807690.html . Medical communications of the Massachusetts Medical Society. Kidney. Acute capsular glomerulonephritis. Cap-sular space distended and filled with pro-liferated epithelial cells. One mitotic figurepresent along outer border of upper leftquadrant. Kidney. Acute intracapillary glomerulonephritis.The capillaries are distended with poly-morphonuclear leucocytes.. tW «*V.^ ?x -:< ^ . Medical communications of the Massachusetts Medical Society. Kidney. Acute capsular glomerulonephritis. Cap-sular space distended and filled with pro-liferated epithelial cells. One mitotic figurepresent along outer border of upper leftquadrant. Kidney. Acute intracapillary glomerulonephritis.The capillaries are distended with poly-morphonuclear leucocytes.. tW «*V.^ ?x -:< ^https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/medical-communications-of-the-massachusetts-medical-society-kidney-acute-capsular-glomerulonephritis-cap-sular-space-distended-and-filled-with-pro-liferated-epithelial-cells-one-mitotic-figurepresent-along-outer-border-of-upper-leftquadrant-kidney-acute-intracapillary-glomerulonephritisthe-capillaries-are-distended-with-poly-morphonuclear-leucocytes-tw-v-x-lt-image336989411.html 'English: FRT-induced mitotic recombination, catalyzed at FRTs by hs-FLPase. The photograph shows several engrailed clones, lacking anti-Myc staining (green), in a pupal wing blade. FRTs, FLPase recombination targets; hs-FLPase, heat-shock-induced FLP recombinase.; http://dev.biologists.org/content/130/21/5065/F3.expansion.html[dead link]; Seth S. Blair; ' 'English: FRT-induced mitotic recombination, catalyzed at FRTs by hs-FLPase. The photograph shows several engrailed clones, lacking anti-Myc staining (green), in a pupal wing blade. FRTs, FLPase recombination targets; hs-FLPase, heat-shock-induced FLP recombinase.; http://dev.biologists.org/content/130/21/5065/F3.expansion.html[dead link]; Seth S. Blair; 'https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/english-frt-induced-mitotic-recombination-catalyzed-at-frts-by-hs-flpase-the-photograph-shows-several-engrailed-clones-lacking-anti-myc-staining-green-in-a-pupal-wing-blade-frts-flpase-recombination-targets-hs-flpase-heat-shock-induced-flp-recombinase-httpdevbiologistsorgcontent130215065f3expansionhtml-dead-link-seth-s-blair-image350944457.html Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide. Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-lm-of-a-transverse-section-of-onion-allium-cepa-root-tip-to-show-cells-undergoing-mitosis-nuclear-division-magnification-x100-when-printed-at-10-centimetres-wide-image283975872.html Induced cell-reproduction and cancer.. . Fig. 45.—Mitosis in a lymphocyte. Profile aspect. The two ring-shaped centrosomes can just be seen towards the poles. The granules arebecoming formed into chromosomes. *3 CHROMOSOMES OUTSIDE NUCLEUS 195. Fig. 46.—Foreshortened appearance of a mitotic figure in a lymphocyte.The position of one nucleolus-centrosome at the pole of the figure is wellshown. Induced cell-reproduction and cancer.. . Fig. 45.—Mitosis in a lymphocyte. Profile aspect. The two ring-shaped centrosomes can just be seen towards the poles. The granules arebecoming formed into chromosomes. *3 CHROMOSOMES OUTSIDE NUCLEUS 195. Fig. 46.—Foreshortened appearance of a mitotic figure in a lymphocyte.The position of one nucleolus-centrosome at the pole of the figure is wellshown.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/induced-cell-reproduction-and-cancer-fig-45mitosis-in-a-lymphocyte-profile-aspect-the-two-ring-shaped-centrosomes-can-just-be-seen-towards-the-poles-the-granules-arebecoming-formed-into-chromosomes-3-chromosomes-outside-nucleus-195-fig-46foreshortened-appearance-of-a-mitotic-figure-in-a-lymphocytethe-position-of-one-nucleolus-centrosome-at-the-pole-of-the-figure-is-wellshown-image338127607.html . Morphology of gymnosperms. Gymnosperms; Plant morphology. 152 MORPHOLOGY OF GYMNOSPERMS After fertilization there is a prolonged period of free nuclear divi- sion, in which the mitotic figures are intranuclear and the spindles very conspicuous (fig. 178). Since some have regarded the blepharoplast as a centrosome, these figures have been examined with great care, and it can be stated confidently that no centrosomes are concerned in their formation. The free nuclear divisions are simultaneous, just as in the germination of the megaspore or in the early development of endosperm in most angiosp . Morphology of gymnosperms. Gymnosperms; Plant morphology. 152 MORPHOLOGY OF GYMNOSPERMS After fertilization there is a prolonged period of free nuclear divi- sion, in which the mitotic figures are intranuclear and the spindles very conspicuous (fig. 178). Since some have regarded the blepharoplast as a centrosome, these figures have been examined with great care, and it can be stated confidently that no centrosomes are concerned in their formation. The free nuclear divisions are simultaneous, just as in the germination of the megaspore or in the early development of endosperm in most angiosphttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/morphology-of-gymnosperms-gymnosperms-plant-morphology-152-morphology-of-gymnosperms-after-fertilization-there-is-a-prolonged-period-of-free-nuclear-divi-sion-in-which-the-mitotic-figures-are-intranuclear-and-the-spindles-very-conspicuous-fig-178-since-some-have-regarded-the-blepharoplast-as-a-centrosome-these-figures-have-been-examined-with-great-care-and-it-can-be-stated-confidently-that-no-centrosomes-are-concerned-in-their-formation-the-free-nuclear-divisions-are-simultaneous-just-as-in-the-germination-of-the-megaspore-or-in-the-early-development-of-endosperm-in-most-angiosp-image216417984.html Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide. Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-lm-of-a-transverse-section-of-onion-allium-cepa-root-tip-to-show-cells-undergoing-mitosis-nuclear-division-magnification-x100-when-printed-at-10-centimetres-wide-image279771083.html . Cell heredity. Cytogenetics. NONCHROMOSOMAL GENES 265 Parents Meiosis Mitotic division of haploid nuclei Progeny pairs. Gene Segregation in Conjugation Meiosis. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Sager, Ruth; Ryan, Francis J. (Francis Joseph), 1916-. New York, Wiley . Cell heredity. Cytogenetics. NONCHROMOSOMAL GENES 265 Parents Meiosis Mitotic division of haploid nuclei Progeny pairs. Gene Segregation in Conjugation Meiosis. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Sager, Ruth; Ryan, Francis J. (Francis Joseph), 1916-. New York, Wileyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/cell-heredity-cytogenetics-nonchromosomal-genes-265-parents-meiosis-mitotic-division-of-haploid-nuclei-progeny-pairs-gene-segregation-in-conjugation-meiosis-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-sager-ruth-ryan-francis-j-francis-joseph-1916-new-york-wiley-image235082476.html Elements of biology, with special Elements of biology, with special reference to their rôle in the lives of animals elementsofbiolog00buch Year: 1933 HEREDITY 311 200). Each cell now contains adjacent to the centrosome the 5 number of p and m chromosomes. The telophase is a period of nuclear reconstruction. The nuclear membrane appears and within it the chromosomes lose their distinctness, the chromatin becoming again a spireme, then scattering and remaining so until the prophase of the next mitosis. It has been found that in addition to the nuclear phenomena that characterize mitotic cell di Elements of biology, with special Elements of biology, with special reference to their rôle in the lives of animals elementsofbiolog00buch Year: 1933 HEREDITY 311 200). Each cell now contains adjacent to the centrosome the 5 number of p and m chromosomes. The telophase is a period of nuclear reconstruction. The nuclear membrane appears and within it the chromosomes lose their distinctness, the chromatin becoming again a spireme, then scattering and remaining so until the prophase of the next mitosis. It has been found that in addition to the nuclear phenomena that characterize mitotic cell dihttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/elements-of-biology-with-special-elements-of-biology-with-special-reference-to-their-rle-in-the-lives-of-animals-elementsofbiolog00buch-year-1933-heredity-311-200-each-cell-now-contains-adjacent-to-the-centrosome-the-5-number-of-p-and-m-chromosomes-the-telophase-is-a-period-of-nuclear-reconstruction-the-nuclear-membrane-appears-and-within-it-the-chromosomes-lose-their-distinctness-the-chromatin-becoming-again-a-spireme-then-scattering-and-remaining-so-until-the-prophase-of-the-next-mitosis-it-has-been-found-that-in-addition-to-the-nuclear-phenomena-that-characterize-mitotic-cell-di-image239657553.html Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide. Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-mitosis-light-micrograph-lm-of-a-transverse-section-of-onion-allium-122807662.html General physiology; an outline of the science of life . ELEMENTARY VITAL PHENOMENA 195 This mode of mitotic nuclear division is the same in the differentforms of cells, almost without exception and even to the finestdetails. But the division of the cell as a whole does not alwaysproceed in exactly the same manner. Deviations from the typeoccur in various cases, especially in the division of egg-cells thatcontain much nutrient material (yolk). With O. Hertwig (92). General physiology; an outline of the science of life . ELEMENTARY VITAL PHENOMENA 195 This mode of mitotic nuclear division is the same in the differentforms of cells, almost without exception and even to the finestdetails. But the division of the cell as a whole does not alwaysproceed in exactly the same manner. Deviations from the typeoccur in various cases, especially in the division of egg-cells thatcontain much nutrient material (yolk). With O. Hertwig (92).https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/general-physiology-an-outline-of-the-science-of-life-elementary-vital-phenomena-195-this-mode-of-mitotic-nuclear-division-is-the-same-in-the-differentforms-of-cells-almost-without-exception-and-even-to-the-finestdetails-but-the-division-of-the-cell-as-a-whole-does-not-alwaysproceed-in-exactly-the-same-manner-deviations-from-the-typeoccur-in-various-cases-especially-in-the-division-of-egg-cells-thatcontain-much-nutrient-material-yolk-with-o-hertwig-92-image338911182.html . Cytology, with special reference to the metazoan nucleus. Cells; Cytology. CHROMIDIA IN PROTISTA 207 Another example of multiplication of nuclei by chromidia formation alternating with multiplication by mitotic division, though attended by more compHcations, is afforded by Arcella (Fig. 88), the hfe history of. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Agar, Wilfred Eade, 1882-. London Macmillan . Cytology, with special reference to the metazoan nucleus. Cells; Cytology. CHROMIDIA IN PROTISTA 207 Another example of multiplication of nuclei by chromidia formation alternating with multiplication by mitotic division, though attended by more compHcations, is afforded by Arcella (Fig. 88), the hfe history of. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Agar, Wilfred Eade, 1882-. London Macmillanhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/cytology-with-special-reference-to-the-metazoan-nucleus-cells-cytology-chromidia-in-protista-207-another-example-of-multiplication-of-nuclei-by-chromidia-formation-alternating-with-multiplication-by-mitotic-division-though-attended-by-more-comphcations-is-afforded-by-arcella-fig-88-the-hfe-history-of-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-agar-wilfred-eade-1882-london-macmillan-image216167762.html Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide. Mitosis. Light micrograph (LM) of a transverse section of onion (Allium cepa) root tip to show cells undergoing mitosis (nuclear division). Magnification: x100 when printed at 10 centimetres wide.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-mitosis-light-micrograph-lm-of-a-transverse-section-of-onion-allium-122807674.html Induced cell-reproduction and cancer.. . Fig. 46.—Foreshortened appearance of a mitotic figure in a lymphocyte.The position of one nucleolus-centrosome at the pole of the figure is wellshown.. Fig. 4 -Profile aspect of mitosis in a lymphocyte. The relative positionsof the centrosomes and chromosomes can be seen. CHROMOSOMES OUTSIDE NUCLEUS 197 Fig. 48.—Profile aspect of mitosis. The belt of chromatin is formed roundthe waist of the cell. Induced cell-reproduction and cancer.. . Fig. 46.—Foreshortened appearance of a mitotic figure in a lymphocyte.The position of one nucleolus-centrosome at the pole of the figure is wellshown.. Fig. 4 -Profile aspect of mitosis in a lymphocyte. The relative positionsof the centrosomes and chromosomes can be seen. CHROMOSOMES OUTSIDE NUCLEUS 197 Fig. 48.—Profile aspect of mitosis. The belt of chromatin is formed roundthe waist of the cell.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/induced-cell-reproduction-and-cancer-fig-46foreshortened-appearance-of-a-mitotic-figure-in-a-lymphocytethe-position-of-one-nucleolus-centrosome-at-the-pole-of-the-figure-is-wellshown-fig-4-profile-aspect-of-mitosis-in-a-lymphocyte-the-relative-positionsof-the-centrosomes-and-chromosomes-can-be-seen-chromosomes-outside-nucleus-197-fig-48profile-aspect-of-mitosis-the-belt-of-chromatin-is-formed-roundthe-waist-of-the-cell-image338127363.html Cancer cells dividing, illustration Cancer cells dividing, illustrationhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/cancer-cells-dividing-illustration-image245979390.html . Cytochemistry: a critical approach. Cells. D, phosphatase of Walker rat sarcoma: note high concentration of phos- phatase in nucleoli, mitotic chromosomes, and also on spindle *ixative for phosphatase preparations, 80 percent alcohol; incubation time, 120 minutes.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Danielli, J. F. (James Frederic), 1911-. New York Wiley . Cytochemistry: a critical approach. Cells. D, phosphatase of Walker rat sarcoma: note high concentration of phos- phatase in nucleoli, mitotic chromosomes, and also on spindle *ixative for phosphatase preparations, 80 percent alcohol; incubation time, 120 minutes.. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Danielli, J. F. (James Frederic), 1911-. New York Wileyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/cytochemistry-a-critical-approach-cells-d-phosphatase-of-walker-rat-sarcoma-note-high-concentration-of-phos-phatase-in-nucleoli-mitotic-chromosomes-and-also-on-spindle-ixative-for-phosphatase-preparations-80-percent-alcohol-incubation-time-120-minutes-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-danielli-j-f-james-frederic-1911-new-york-wiley-image216162583.html Dividing stem cells Illustration of stem cells dividing through the process of mitosis Stem cells are undifferentiated cells Dividing stem cells Illustration of stem cells dividing through the process of mitosis Stem cells are undifferentiated cellshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/stock-photo-dividing-stem-cells-illustration-of-stem-cells-dividing-through-the-101776544.html . The Australian zoologist. Zoology; Zoology; Zoology. g. r. Mcpherson. PROTOGONIUM Mitotic Division. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Royal Zoological Society of New South Wales; Royal Zoological Society of New South Wales. Proceedings. [Sydney, Royal Zoological Society of New South Wales] . The Australian zoologist. Zoology; Zoology; Zoology. g. r. Mcpherson. PROTOGONIUM Mitotic Division. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Royal Zoological Society of New South Wales; Royal Zoological Society of New South Wales. Proceedings. [Sydney, Royal Zoological Society of New South Wales]https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-australian-zoologist-zoology-zoology-zoology-g-r-mcpherson-protogonium-mitotic-division-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-royal-zoological-society-of-new-south-wales-royal-zoological-society-of-new-south-wales-proceedings-sydney-royal-zoological-society-of-new-south-wales-image235291771.html Archive image from page 15 of Cunningham's Text-book of anatomy (1914). Cunningham's Text-book of anatomy cunninghamstextb00cunn Year: 1914 ( CONTENTS. Glossary op Variations between International and Old Terminology Introduction PACK XV GENERAL EMBRYOLOGY. The Animal Cells . Reproduction of Cells Amitotic and Mitotic Division of Cells The Ovum Its Structure Its Maturation The Spermatozoon Fertilisation Segmentation Formation of Blastula Ectoderm and Entoderm Embryonic Area Extra-Embryonic Coelom Differentiation of the Embryonic Area Neural Groove Formation of Notochord and Secondary Mesod Archive image from page 15 of Cunningham's Text-book of anatomy (1914). Cunningham's Text-book of anatomy cunninghamstextb00cunn Year: 1914 ( CONTENTS. Glossary op Variations between International and Old Terminology Introduction PACK XV GENERAL EMBRYOLOGY. The Animal Cells . Reproduction of Cells Amitotic and Mitotic Division of Cells The Ovum Its Structure Its Maturation The Spermatozoon Fertilisation Segmentation Formation of Blastula Ectoderm and Entoderm Embryonic Area Extra-Embryonic Coelom Differentiation of the Embryonic Area Neural Groove Formation of Notochord and Secondary Mesodhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/archive-image-from-page-15-of-cunninghams-text-book-of-anatomy-1914-cunninghams-text-book-of-anatomy-cunninghamstextb00cunn-year-1914-contents-glossary-op-variations-between-international-and-old-terminology-introduction-pack-xv-general-embryology-the-animal-cells-reproduction-of-cells-amitotic-and-mitotic-division-of-cells-the-ovum-its-structure-its-maturation-the-spermatozoon-fertilisation-segmentation-formation-of-blastula-ectoderm-and-entoderm-embryonic-area-extra-embryonic-coelom-differentiation-of-the-embryonic-area-neural-groove-formation-of-notochord-and-secondary-mesod-image264020239.html Dividing stem cells Illustration of stem cells dividing through the process of mitosis Stem cells are undifferentiated cells Dividing stem cells Illustration of stem cells dividing through the process of mitosis Stem cells are undifferentiated cellshttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/dividing-stem-cells-illustration-of-stem-cells-dividing-through-the-process-of-mitosis-stem-cells-are-undifferentiated-cells-image275966401.html . Morphology of gymnosperms. Gymnosperms; Plant morphology. 152 MORPHOLOGY OF GYMNOSPERMS After fertilization there is a prolonged period of free nuclear divi- sion, in which the mitotic figures are intranuclear and the spindles very conspicuous (fig. 178). Since some have regarded the blepharoplast as a centrosome, these figures have been examined with great care, and it can be stated confidently that no centrosomes are concerned in their formation. The free nuclear divisions are simultaneous, just as in the germination of the megaspore or in the early development of endosperm in most angiosp . Morphology of gymnosperms. Gymnosperms; Plant morphology. 152 MORPHOLOGY OF GYMNOSPERMS After fertilization there is a prolonged period of free nuclear divi- sion, in which the mitotic figures are intranuclear and the spindles very conspicuous (fig. 178). Since some have regarded the blepharoplast as a centrosome, these figures have been examined with great care, and it can be stated confidently that no centrosomes are concerned in their formation. The free nuclear divisions are simultaneous, just as in the germination of the megaspore or in the early development of endosperm in most angiosphttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/morphology-of-gymnosperms-gymnosperms-plant-morphology-152-morphology-of-gymnosperms-after-fertilization-there-is-a-prolonged-period-of-free-nuclear-divi-sion-in-which-the-mitotic-figures-are-intranuclear-and-the-spindles-very-conspicuous-fig-178-since-some-have-regarded-the-blepharoplast-as-a-centrosome-these-figures-have-been-examined-with-great-care-and-it-can-be-stated-confidently-that-no-centrosomes-are-concerned-in-their-formation-the-free-nuclear-divisions-are-simultaneous-just-as-in-the-germination-of-the-megaspore-or-in-the-early-development-of-endosperm-in-most-angiosp-image232103785.html Nuclear division, illustration Nuclear division, illustrationhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/nuclear-division-illustration-image332249474.html Embryology of insects and myriapods; Embryology of insects and myriapods; the developmental history of insects, centipedes, and millepedes from egg desposition [!] to hatching embryologyofinse00joha Year: 1941 10 EMBRYOLOGY OF INSECTS AND MYRIAPODS Division of the Nucleus.—On reaching the egg center, or before it has been reached, the zygote nucleus undergoes mitotic division, the daughter nuclei (cleavage nuclei) migrating toward the egg periphery. In their outward migration the nuclei acquire a cytoplasmic envelope derived from the protoplasmic reticulum, thus becoming amoeba-like cleavage Embryology of insects and myriapods; Embryology of insects and myriapods; the developmental history of insects, centipedes, and millepedes from egg desposition [!] to hatching embryologyofinse00joha Year: 1941 10 EMBRYOLOGY OF INSECTS AND MYRIAPODS Division of the Nucleus.—On reaching the egg center, or before it has been reached, the zygote nucleus undergoes mitotic division, the daughter nuclei (cleavage nuclei) migrating toward the egg periphery. In their outward migration the nuclei acquire a cytoplasmic envelope derived from the protoplasmic reticulum, thus becoming amoeba-like cleavage https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/embryology-of-insects-and-myriapods-embryology-of-insects-and-myriapods-the-developmental-history-of-insects-centipedes-and-millepedes-from-egg-desposition-!-to-hatching-embryologyofinse00joha-year-1941-10-embryology-of-insects-and-myriapods-division-of-the-nucleuson-reaching-the-egg-center-or-before-it-has-been-reached-the-zygote-nucleus-undergoes-mitotic-division-the-daughter-nuclei-cleavage-nuclei-migrating-toward-the-egg-periphery-in-their-outward-migration-the-nuclei-acquire-a-cytoplasmic-envelope-derived-from-the-protoplasmic-reticulum-thus-becoming-amoeba-like-cleavage-image239558525.html Mitosis, light micrograph Mitosis, light micrographhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-image387258468.html Cancer of the stomach; a clinical study of 921 operatively and pathologically demonstrated cases . rome blue or with hema-toxylin, the nuclei stain much less densely and are poorlydifferentiated structurally. If the biochemical alterationsassociated with the gland hyperplasia are maintained, thenuclei divide so rapidly as to render mitotic figures visible.At any rate, proliferation appears accelerated. At thisphase, the mass of hyperplastic cells may readily simulateadenoma. The most marked change occurs at the ulcerborders. MORBID ANATOMY 89 It would appear that the Hne of demarcation between Cancer of the stomach; a clinical study of 921 operatively and pathologically demonstrated cases . rome blue or with hema-toxylin, the nuclei stain much less densely and are poorlydifferentiated structurally. If the biochemical alterationsassociated with the gland hyperplasia are maintained, thenuclei divide so rapidly as to render mitotic figures visible.At any rate, proliferation appears accelerated. At thisphase, the mass of hyperplastic cells may readily simulateadenoma. The most marked change occurs at the ulcerborders. MORBID ANATOMY 89 It would appear that the Hne of demarcation betweenhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/cancer-of-the-stomach-a-clinical-study-of-921-operatively-and-pathologically-demonstrated-cases-rome-blue-or-with-hema-toxylin-the-nuclei-stain-much-less-densely-and-are-poorlydifferentiated-structurally-if-the-biochemical-alterationsassociated-with-the-gland-hyperplasia-are-maintained-thenuclei-divide-so-rapidly-as-to-render-mitotic-figures-visibleat-any-rate-proliferation-appears-accelerated-at-thisphase-the-mass-of-hyperplastic-cells-may-readily-simulateadenoma-the-most-marked-change-occurs-at-the-ulcerborders-morbid-anatomy-89-it-would-appear-that-the-hne-of-demarcation-between-image338921678.html . Cytology, with special reference to the metazoan nucleus. Cells. VII CHROMIDIA IN PROTISTA 207 Another example of multiplication of nuclei by chromidia fonnatiou alternating with multiplication by mitotic division, though attended by more complications, is afforded by Arcclla (Fig. 88), the life history of. ^^<^H^ 0). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Agar, Wilfred Eade, 1882-. London, Macmillan . Cytology, with special reference to the metazoan nucleus. Cells. VII CHROMIDIA IN PROTISTA 207 Another example of multiplication of nuclei by chromidia fonnatiou alternating with multiplication by mitotic division, though attended by more complications, is afforded by Arcclla (Fig. 88), the life history of. ^^<^H^ 0). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Agar, Wilfred Eade, 1882-. London, Macmillanhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/cytology-with-special-reference-to-the-metazoan-nucleus-cells-vii-chromidia-in-protista-207-another-example-of-multiplication-of-nuclei-by-chromidia-fonnatiou-alternating-with-multiplication-by-mitotic-division-though-attended-by-more-complications-is-afforded-by-arcclla-fig-88-the-life-history-of-lth-0-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-agar-wilfred-eade-1882-london-macmillan-image216167729.html Mitosis, light micrograph Mitosis, light micrographhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-image387258476.html . Biological structure and function; proceedings. Biochemistry; Cytology. THE CENTRAL PROBLEMS OF THE BIOCHEMISTRY OF CELL DIVISION 489 mental property of mitosis in the living cell. The mitotic apparatus cannot be observed as an organized structure in the cell when it is not dividing, though certain parts of it concerned with the centrioles may be present. It can be said to appear when it is "needed" and to disappear when its work is done. One way of saying this is that the intracellular conditions permit its stability during the period of division and no longer do so when division . Biological structure and function; proceedings. Biochemistry; Cytology. THE CENTRAL PROBLEMS OF THE BIOCHEMISTRY OF CELL DIVISION 489 mental property of mitosis in the living cell. The mitotic apparatus cannot be observed as an organized structure in the cell when it is not dividing, though certain parts of it concerned with the centrioles may be present. It can be said to appear when it is "needed" and to disappear when its work is done. One way of saying this is that the intracellular conditions permit its stability during the period of division and no longer do so when division https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/biological-structure-and-function-proceedings-biochemistry-cytology-the-central-problems-of-the-biochemistry-of-cell-division-489-mental-property-of-mitosis-in-the-living-cell-the-mitotic-apparatus-cannot-be-observed-as-an-organized-structure-in-the-cell-when-it-is-not-dividing-though-certain-parts-of-it-concerned-with-the-centrioles-may-be-present-it-can-be-said-to-appear-when-it-is-quotneededquot-and-to-disappear-when-its-work-is-done-one-way-of-saying-this-is-that-the-intracellular-conditions-permit-its-stability-during-the-period-of-division-and-no-longer-do-so-when-division-image234613236.html . Cunningham's Text-book of anatomy. Anatomy. CONTENTS. Glossary op Variations between International and Old Terminology Introduction PACK XV. GENERAL EMBRYOLOGY. The Animal Cells . Reproduction of Cells Amitotic and Mitotic Division of Cells The Ovum Its Structure Its Maturation The Spermatozoon Fertilisation Segmentation Formation of Blastula Ectoderm and Entoderm Embryonic Area Extra-Embryonic Coelom Differentiation of the Embryonic Area Neural Groove Formation of Notochord and Secondary Mesoderm The Paraxial Mesoderm. Mesodermic Somites . Early Stages in Development of the Nervous System N . Cunningham's Text-book of anatomy. Anatomy. CONTENTS. Glossary op Variations between International and Old Terminology Introduction PACK XV. GENERAL EMBRYOLOGY. The Animal Cells . Reproduction of Cells Amitotic and Mitotic Division of Cells The Ovum Its Structure Its Maturation The Spermatozoon Fertilisation Segmentation Formation of Blastula Ectoderm and Entoderm Embryonic Area Extra-Embryonic Coelom Differentiation of the Embryonic Area Neural Groove Formation of Notochord and Secondary Mesoderm The Paraxial Mesoderm. Mesodermic Somites . Early Stages in Development of the Nervous System Nhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/cunninghams-text-book-of-anatomy-anatomy-contents-glossary-op-variations-between-international-and-old-terminology-introduction-pack-xv-general-embryology-the-animal-cells-reproduction-of-cells-amitotic-and-mitotic-division-of-cells-the-ovum-its-structure-its-maturation-the-spermatozoon-fertilisation-segmentation-formation-of-blastula-ectoderm-and-entoderm-embryonic-area-extra-embryonic-coelom-differentiation-of-the-embryonic-area-neural-groove-formation-of-notochord-and-secondary-mesoderm-the-paraxial-mesoderm-mesodermic-somites-early-stages-in-development-of-the-nervous-system-n-image216300794.html Mitosis, light micrograph Mitosis, light micrographhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-image387258475.html . The cell in development and inheritance. Cells. OKIGIX OF THE MITOTIC FIGURE 75 plasm. These investigators agreed that the amphiaster is formed under the influence of the centrosome, which by its division creates two new "centres of attraction" about which the astral systems arise, and which form the foci of the entire dividing system. In them are centred the fibrillae of the astral system, toward them the daughter-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustr . The cell in development and inheritance. Cells. OKIGIX OF THE MITOTIC FIGURE 75 plasm. These investigators agreed that the amphiaster is formed under the influence of the centrosome, which by its division creates two new "centres of attraction" about which the astral systems arise, and which form the foci of the entire dividing system. In them are centred the fibrillae of the astral system, toward them the daughter-. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-cell-in-development-and-inheritance-cells-okigix-of-the-mitotic-figure-75-plasm-these-investigators-agreed-that-the-amphiaster-is-formed-under-the-influence-of-the-centrosome-which-by-its-division-creates-two-new-quotcentres-of-attractionquot-about-which-the-astral-systems-arise-and-which-form-the-foci-of-the-entire-dividing-system-in-them-are-centred-the-fibrillae-of-the-astral-system-toward-them-the-daughter-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustr-image235051030.html . Morphology of gymnosperms. Gymnosperms; Plant morphology. 394 MORPHOLOGY OF GYMNOSPERMS before the walls disappear the jacket cells become binucleate, the nuclei dividing mitotically and amitotically. Mitotic divisions may- occur simultaneously in every cell of both layers of the jacket, or every division may be amitotic, or both kinds of division may occur in the same jacket. Amitotic divisions occurring at the upper end of the archegonium might pass easily for fusions. In some jacket cells the. Please note that these images are extracted from scanned page images that may have been digitall . Morphology of gymnosperms. Gymnosperms; Plant morphology. 394 MORPHOLOGY OF GYMNOSPERMS before the walls disappear the jacket cells become binucleate, the nuclei dividing mitotically and amitotically. Mitotic divisions may- occur simultaneously in every cell of both layers of the jacket, or every division may be amitotic, or both kinds of division may occur in the same jacket. Amitotic divisions occurring at the upper end of the archegonium might pass easily for fusions. In some jacket cells the. Please note that these images are extracted from scanned page images that may have been digitallhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/morphology-of-gymnosperms-gymnosperms-plant-morphology-394-morphology-of-gymnosperms-before-the-walls-disappear-the-jacket-cells-become-binucleate-the-nuclei-dividing-mitotically-and-amitotically-mitotic-divisions-may-occur-simultaneously-in-every-cell-of-both-layers-of-the-jacket-or-every-division-may-be-amitotic-or-both-kinds-of-division-may-occur-in-the-same-jacket-amitotic-divisions-occurring-at-the-upper-end-of-the-archegonium-might-pass-easily-for-fusions-in-some-jacket-cells-the-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitall-image216417228.html Mitosis, light micrograph Mitosis, light micrographhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-image387258472.html . Advanced biology. Biology; Physiology; Reproduction. 248 ASEXUAL REPRODUCTION binary fission. In Spirogyra, the mitotic figure is clearly seen when properly stained. As the cells of Spirogyra divide, they. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Wheat, Frank Merrill; Fitzpatrick, Elizabeth T. New York ; Boston [etc. ] : American Book Company . Advanced biology. Biology; Physiology; Reproduction. 248 ASEXUAL REPRODUCTION binary fission. In Spirogyra, the mitotic figure is clearly seen when properly stained. As the cells of Spirogyra divide, they. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.. Wheat, Frank Merrill; Fitzpatrick, Elizabeth T. New York ; Boston [etc. ] : American Book Companyhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/advanced-biology-biology-physiology-reproduction-248-asexual-reproduction-binary-fission-in-spirogyra-the-mitotic-figure-is-clearly-seen-when-properly-stained-as-the-cells-of-spirogyra-divide-they-please-note-that-these-images-are-extracted-from-scanned-page-images-that-may-have-been-digitally-enhanced-for-readability-coloration-and-appearance-of-these-illustrations-may-not-perfectly-resemble-the-original-work-wheat-frank-merrill-fitzpatrick-elizabeth-t-new-york-boston-etc-american-book-company-image237921541.html . Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. THE BEARERS OF THE HERITAGE 291 This separation is followed by a similar constriction and final division of the entire cell-body, which results in the production of two new cells. This form of ceU-division is known as simple or direct division. Such a simple division, while found in higher animals, is less frequent and apparently much less significant than another type of division which involves profound changes and rearrangements of the nuclear contents. The latter is termed mitotic or indirect cell-division. Fig. . Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. THE BEARERS OF THE HERITAGE 291 This separation is followed by a similar constriction and final division of the entire cell-body, which results in the production of two new cells. This form of ceU-division is known as simple or direct division. Such a simple division, while found in higher animals, is less frequent and apparently much less significant than another type of division which involves profound changes and rearrangements of the nuclear contents. The latter is termed mitotic or indirect cell-division. Fig.https://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/readings-in-evolution-genetics-and-eugenics-evolution-heredity-eugenics-the-bearers-of-the-heritage-291-this-separation-is-followed-by-a-similar-constriction-and-final-division-of-the-entire-cell-body-which-results-in-the-production-of-two-new-cells-this-form-of-ceu-division-is-known-as-simple-or-direct-division-such-a-simple-division-while-found-in-higher-animals-is-less-frequent-and-apparently-much-less-significant-than-another-type-of-division-which-involves-profound-changes-and-rearrangements-of-the-nuclear-contents-the-latter-is-termed-mitotic-or-indirect-cell-division-fig-image216392591.html Mitosis, light micrograph Mitosis, light micrographhttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/mitosis-light-micrograph-image387258470.html Next page Recent searches: Search Results for Mitotic Stock Photos and Images  (577) Page 1 of 6 123456