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Homologous pair chromosomes Black & White Stock Photos
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Homologous pair chromosomes Black & White Stock Photos
. Nature and development of plants. Botany. Fig. 865. Diagram of a nucleus showing mode of division in gamete formation. See text. formation of the gametes. The members of a pair of chromo- somes are termed homologous chromosomes and the contrasting factors which they bear, in this case red and white, are named allelomorphs. We see that it is the behavior of the homologous chromosomes and their allelomorphic factors that determine the nature of the gametes. The fundamental features to note in the above discussion is first that the factors remain distinct and show no indication of fusing with o Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/nature-and-development-of-plants-botany-fig-865-diagram-of-a-nucleus-showing-mode-of-division-in-gamete-formation-see-text-formation-of-the-gametes-the-members-of-a-pair-of-chromo-somes-are-termed-homologous-chromosomes-and-the-contrasting-factors-which-they-bear-in-this-case-red-and-white-are-named-allelomorphs-we-see-that-it-is-the-behavior-of-the-homologous-chromosomes-and-their-allelomorphic-factors-that-determine-the-nature-of-the-gametes-the-fundamental-features-to-note-in-the-above-discussion-is-first-that-the-factors-remain-distinct-and-show-no-indication-of-fusing-with-o-image232287023.htmlRMRDWGD3–. Nature and development of plants. Botany. Fig. 865. Diagram of a nucleus showing mode of division in gamete formation. See text. formation of the gametes. The members of a pair of chromo- somes are termed homologous chromosomes and the contrasting factors which they bear, in this case red and white, are named allelomorphs. We see that it is the behavior of the homologous chromosomes and their allelomorphic factors that determine the nature of the gametes. The fundamental features to note in the above discussion is first that the factors remain distinct and show no indication of fusing with o
![. Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. Fig. 72.—The reduction division as represented for a species whose diploid number is four. A, "resting" nucleus of a primary germ cell; B, formation of paired threads of chromomeres; C, conjugation of homologous chromosomes (synapsis); D, loosening of the synaptic knots; E, condensation of the chromosomes and disappearance of the nuclear membrane; F, homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nimiber. {Prom Ba Stock Photo](https://c8.alamy.com/comp/PG1EJ6/readings-in-evolution-genetics-and-eugenics-evolution-heredity-eugenics-fig-72the-reduction-division-as-represented-for-a-species-whose-diploid-number-is-four-a-quotrestingquot-nucleus-of-a-primary-germ-cell-b-formation-of-paired-threads-of-chromomeres-c-conjugation-of-homologous-chromosomes-synapsis-d-loosening-of-the-synaptic-knots-e-condensation-of-the-chromosomes-and-disappearance-of-the-nuclear-membrane-f-homologous-chromosomes-about-to-pass-to-opposite-poles-thus-giving-each-secondary-germ-cell-a-member-of-each-pair-and-one-half-the-somatic-nimiber-prom-ba-PG1EJ6.jpg ". Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. Fig. 72.—The reduction division as represented for a species whose diploid number is four. A, "resting" nucleus of a primary germ cell; B, formation of paired threads of chromomeres; C, conjugation of homologous chromosomes (synapsis); D, loosening of the synaptic knots; E, condensation of the chromosomes and disappearance of the nuclear membrane; F, homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nimiber. {Prom Ba Stock Photo")
. Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. Fig. 72.—The reduction division as represented for a species whose diploid number is four. A, "resting" nucleus of a primary germ cell; B, formation of paired threads of chromomeres; C, conjugation of homologous chromosomes (synapsis); D, loosening of the synaptic knots; E, condensation of the chromosomes and disappearance of the nuclear membrane; F, homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nimiber. {Prom Ba Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/readings-in-evolution-genetics-and-eugenics-evolution-heredity-eugenics-fig-72the-reduction-division-as-represented-for-a-species-whose-diploid-number-is-four-a-quotrestingquot-nucleus-of-a-primary-germ-cell-b-formation-of-paired-threads-of-chromomeres-c-conjugation-of-homologous-chromosomes-synapsis-d-loosening-of-the-synaptic-knots-e-condensation-of-the-chromosomes-and-disappearance-of-the-nuclear-membrane-f-homologous-chromosomes-about-to-pass-to-opposite-poles-thus-giving-each-secondary-germ-cell-a-member-of-each-pair-and-one-half-the-somatic-nimiber-prom-ba-image216392350.htmlRMPG1EJ6–. Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. Fig. 72.—The reduction division as represented for a species whose diploid number is four. A, "resting" nucleus of a primary germ cell; B, formation of paired threads of chromomeres; C, conjugation of homologous chromosomes (synapsis); D, loosening of the synaptic knots; E, condensation of the chromosomes and disappearance of the nuclear membrane; F, homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nimiber. {Prom Ba
. Nature and development of plants. Botany. Fig. 86B. Diagram of a nucleus showing mode of division in gamete formation. See text. formation of the gametes. The members of a pair of chromo- somes are termed homologous chromosomes and the contrasting factors which they bear, in this case red and white, are named allelomorphs. We see that it is the behavior of the homologous chromosomes and their allelomorphic factors that determine the nature of the gametes. The fundamental features to note in the above discussion is first that the factors remain distinct and show no indication of fusing with o Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/nature-and-development-of-plants-botany-fig-86b-diagram-of-a-nucleus-showing-mode-of-division-in-gamete-formation-see-text-formation-of-the-gametes-the-members-of-a-pair-of-chromo-somes-are-termed-homologous-chromosomes-and-the-contrasting-factors-which-they-bear-in-this-case-red-and-white-are-named-allelomorphs-we-see-that-it-is-the-behavior-of-the-homologous-chromosomes-and-their-allelomorphic-factors-that-determine-the-nature-of-the-gametes-the-fundamental-features-to-note-in-the-above-discussion-is-first-that-the-factors-remain-distinct-and-show-no-indication-of-fusing-with-o-image232380336.htmlRMRE1RDM–. Nature and development of plants. Botany. Fig. 86B. Diagram of a nucleus showing mode of division in gamete formation. See text. formation of the gametes. The members of a pair of chromo- somes are termed homologous chromosomes and the contrasting factors which they bear, in this case red and white, are named allelomorphs. We see that it is the behavior of the homologous chromosomes and their allelomorphic factors that determine the nature of the gametes. The fundamental features to note in the above discussion is first that the factors remain distinct and show no indication of fusing with o
![. Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. Fig. 72.—The reduction division as represented for a species whose diploid number is four. A, "resting" nucleus of a primary germ cell; B, formation of paired threads of chromomeres; C, conjugation of homologous chromosomes (synapsis); D, loosening of the synaptic knots; E, condensation of the chromosomes and disappearance of the nuclear membrane; F, homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nimiber. {Prom Ba Stock Photo](https://c8.alamy.com/comp/RDCDTB/readings-in-evolution-genetics-and-eugenics-evolution-heredity-eugenics-fig-72the-reduction-division-as-represented-for-a-species-whose-diploid-number-is-four-a-quotrestingquot-nucleus-of-a-primary-germ-cell-b-formation-of-paired-threads-of-chromomeres-c-conjugation-of-homologous-chromosomes-synapsis-d-loosening-of-the-synaptic-knots-e-condensation-of-the-chromosomes-and-disappearance-of-the-nuclear-membrane-f-homologous-chromosomes-about-to-pass-to-opposite-poles-thus-giving-each-secondary-germ-cell-a-member-of-each-pair-and-one-half-the-somatic-nimiber-prom-ba-RDCDTB.jpg ". Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. Fig. 72.—The reduction division as represented for a species whose diploid number is four. A, "resting" nucleus of a primary germ cell; B, formation of paired threads of chromomeres; C, conjugation of homologous chromosomes (synapsis); D, loosening of the synaptic knots; E, condensation of the chromosomes and disappearance of the nuclear membrane; F, homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nimiber. {Prom Ba Stock Photo")
. Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. Fig. 72.—The reduction division as represented for a species whose diploid number is four. A, "resting" nucleus of a primary germ cell; B, formation of paired threads of chromomeres; C, conjugation of homologous chromosomes (synapsis); D, loosening of the synaptic knots; E, condensation of the chromosomes and disappearance of the nuclear membrane; F, homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nimiber. {Prom Ba Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/readings-in-evolution-genetics-and-eugenics-evolution-heredity-eugenics-fig-72the-reduction-division-as-represented-for-a-species-whose-diploid-number-is-four-a-quotrestingquot-nucleus-of-a-primary-germ-cell-b-formation-of-paired-threads-of-chromomeres-c-conjugation-of-homologous-chromosomes-synapsis-d-loosening-of-the-synaptic-knots-e-condensation-of-the-chromosomes-and-disappearance-of-the-nuclear-membrane-f-homologous-chromosomes-about-to-pass-to-opposite-poles-thus-giving-each-secondary-germ-cell-a-member-of-each-pair-and-one-half-the-somatic-nimiber-prom-ba-image231999611.htmlRMRDCDTB–. Readings in evolution, genetics, and eugenics. Evolution; Heredity; Eugenics. Fig. 72.—The reduction division as represented for a species whose diploid number is four. A, "resting" nucleus of a primary germ cell; B, formation of paired threads of chromomeres; C, conjugation of homologous chromosomes (synapsis); D, loosening of the synaptic knots; E, condensation of the chromosomes and disappearance of the nuclear membrane; F, homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nimiber. {Prom Ba
![. Genetics in relation to agriculture. Livestock; Heredity; Variation (Biology); Plant breeding. Fig. 29.—The reduction division as represented for a species whose diploid number is four. A, "Resting" nucleus'of a primary germ cell. B, Formaton of paired threads of chromomeres. C, Conjugation of homologous chromosomes (synapsis). D, Loosening of the synaptic knot. £, Condensation of the chromosomes and disappearance of the nuclear membrane. F, Homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nu Stock Photo](https://c8.alamy.com/comp/RDYWEF/genetics-in-relation-to-agriculture-livestock-heredity-variation-biology-plant-breeding-fig-29the-reduction-division-as-represented-for-a-species-whose-diploid-number-is-four-a-quotrestingquot-nucleusof-a-primary-germ-cell-b-formaton-of-paired-threads-of-chromomeres-c-conjugation-of-homologous-chromosomes-synapsis-d-loosening-of-the-synaptic-knot-condensation-of-the-chromosomes-and-disappearance-of-the-nuclear-membrane-f-homologous-chromosomes-about-to-pass-to-opposite-poles-thus-giving-each-secondary-germ-cell-a-member-of-each-pair-and-one-half-the-somatic-nu-RDYWEF.jpg ". Genetics in relation to agriculture. Livestock; Heredity; Variation (Biology); Plant breeding. Fig. 29.—The reduction division as represented for a species whose diploid number is four. A, "Resting" nucleus'of a primary germ cell. B, Formaton of paired threads of chromomeres. C, Conjugation of homologous chromosomes (synapsis). D, Loosening of the synaptic knot. £, Condensation of the chromosomes and disappearance of the nuclear membrane. F, Homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nu Stock Photo")
. Genetics in relation to agriculture. Livestock; Heredity; Variation (Biology); Plant breeding. Fig. 29.—The reduction division as represented for a species whose diploid number is four. A, "Resting" nucleus'of a primary germ cell. B, Formaton of paired threads of chromomeres. C, Conjugation of homologous chromosomes (synapsis). D, Loosening of the synaptic knot. £, Condensation of the chromosomes and disappearance of the nuclear membrane. F, Homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nu Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/genetics-in-relation-to-agriculture-livestock-heredity-variation-biology-plant-breeding-fig-29the-reduction-division-as-represented-for-a-species-whose-diploid-number-is-four-a-quotrestingquot-nucleusof-a-primary-germ-cell-b-formaton-of-paired-threads-of-chromomeres-c-conjugation-of-homologous-chromosomes-synapsis-d-loosening-of-the-synaptic-knot-condensation-of-the-chromosomes-and-disappearance-of-the-nuclear-membrane-f-homologous-chromosomes-about-to-pass-to-opposite-poles-thus-giving-each-secondary-germ-cell-a-member-of-each-pair-and-one-half-the-somatic-nu-image232338023.htmlRMRDYWEF–. Genetics in relation to agriculture. Livestock; Heredity; Variation (Biology); Plant breeding. Fig. 29.—The reduction division as represented for a species whose diploid number is four. A, "Resting" nucleus'of a primary germ cell. B, Formaton of paired threads of chromomeres. C, Conjugation of homologous chromosomes (synapsis). D, Loosening of the synaptic knot. £, Condensation of the chromosomes and disappearance of the nuclear membrane. F, Homologous chromosomes about to pass to opposite poles, thus giving each secondary germ cell a member of each pair and one-half the somatic nu
. The germ-cell cycle in animals . Cells. !$' i' ? i f ? Fig. 82. — Diagrams to show the pairs of chromosomes and their be- havior at the time of maturation of the egg. Three pairs of chromo- somes are represented; three from one parent, three from the other. The six possible modes of separation of these three are shown in the lowest line. {From Morgan, 1914-) tions, could be explained if these characteristics are located in the chromosomes. During synapsis, as already explained (p. 44), homologous maternal and paternal chromosomes are supposed to pair and then separate in the reduction divis Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-germ-cell-cycle-in-animals-cells-!-i-i-f-fig-82-diagrams-to-show-the-pairs-of-chromosomes-and-their-be-havior-at-the-time-of-maturation-of-the-egg-three-pairs-of-chromo-somes-are-represented-three-from-one-parent-three-from-the-other-the-six-possible-modes-of-separation-of-these-three-are-shown-in-the-lowest-line-from-morgan-1914-tions-could-be-explained-if-these-characteristics-are-located-in-the-chromosomes-during-synapsis-as-already-explained-p-44-homologous-maternal-and-paternal-chromosomes-are-supposed-to-pair-and-then-separate-in-the-reduction-divis-image232349418.htmlRMRE0C1E–. The germ-cell cycle in animals . Cells. !$' i' ? i f ? Fig. 82. — Diagrams to show the pairs of chromosomes and their be- havior at the time of maturation of the egg. Three pairs of chromo- somes are represented; three from one parent, three from the other. The six possible modes of separation of these three are shown in the lowest line. {From Morgan, 1914-) tions, could be explained if these characteristics are located in the chromosomes. During synapsis, as already explained (p. 44), homologous maternal and paternal chromosomes are supposed to pair and then separate in the reduction divis
. The Mechanism of Mendelian heredity. Mendel's law; Heredity; Chromosomes. LINKAGE 51 taken place between black and vestigial in the pair of homologous chromosomes. The numerical results. Fig. 22.—Back-cross of Fi female (out of black by vestigial) by black vestigial male. show that this crossing over takes place in about 17 per cent, of cases. In other words, the chances are. 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. Stock Photohttps://www.alamy.com/licenses-and-pricing/?v=1https://www.alamy.com/the-mechanism-of-mendelian-heredity-mendels-law-heredity-chromosomes-linkage-51-taken-place-between-black-and-vestigial-in-the-pair-of-homologous-chromosomes-the-numerical-results-fig-22back-cross-of-fi-female-out-of-black-by-vestigial-by-black-vestigial-male-show-that-this-crossing-over-takes-place-in-about-17-per-cent-of-cases-in-other-words-the-chances-are-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-image232215586.htmlRMRDP99P–. The Mechanism of Mendelian heredity. Mendel's law; Heredity; Chromosomes. LINKAGE 51 taken place between black and vestigial in the pair of homologous chromosomes. The numerical results. Fig. 22.—Back-cross of Fi female (out of black by vestigial) by black vestigial male. show that this crossing over takes place in about 17 per cent, of cases. In other words, the chances are. 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.
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