Archive image from page 133 of Cytology, with special reference to. Cytology, with special reference to the metazoan nucleus cytologywithspec00agar_0 Year: 1920 n8 CYTOLOGY chap. E Fig. 54. The chromosomes in the life-cycle of Phylloxera fallax. (After Morgan, , 1909, and 1915 a.) A, B, polar body formation in a 9 -producing parthenogenetic egg: all the chromosomes retained ; C, D, polar body formation in a & -producing parthenogenetic egg, showing elimination of the X chromosome: E, metaphase I., sexual egg ; F, chromosome group from a ? embryo, twelve chromosomes ; G, chromosome g
Archive image from page 133 of Cytology, with special reference to. Cytology, with special reference to the metazoan nucleus cytologywithspec00agar_0 Year: 1920 n8 CYTOLOGY chap. E Fig. 54. The chromosomes in the life-cycle of Phylloxera fallax. (After Morgan, , 1909, and 1915 a.) A, B, polar body formation in a 9 -producing parthenogenetic egg: all the chromosomes retained ; C, D, polar body formation in a & -producing parthenogenetic egg, showing elimination of the X chromosome: E, metaphase I., sexual egg ; F, chromosome group from a ? embryo, twelve chromosomes ; G, chromosome group from a £ embryo, ten chromosomes. polar body ; X, the (double) sex chromosome.
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Keywords: 1900, 1920, agar_w_e_wilfred_eade_1882_1951, americana, archive, blc, book, bookauthor, bookcentury, bookcollection, bookcontributor, bookdecade, bookpublisher, booksubject, bookyear, cells, drawing, historical, history, illustration, image, london_macmillan_and_co_limited, page, picture, print, reference, vintage, wellesley_college_library
