. Cytology, with special reference to the metazoan nucleus. Cells. 32 CYTOLOGY chap. chromosome areas lose their identity, is obviously a very difficult one to. Fig. 14. Meiotic Phase in the male Tomopteris oniscijormis. (After A. and K. E. Schreiner, , 1906.) A, B, telophases of last pre-meiotic (spermatogonial) mitoses ; C, late telophase of same, passing into primary spermatocyte ; D, leptotene stage ; E, F, G, zygotene stage ; H, pachytene stage ; I, diplotene stage ; J, diakinesis; K, nuclear membrane disappeared ; immediate prophase of meiotic I.; L, metaphase I. ; M, anaphase I. ; N
. Cytology, with special reference to the metazoan nucleus. Cells. 32 CYTOLOGY chap. chromosome areas lose their identity, is obviously a very difficult one to. Fig. 14. Meiotic Phase in the male Tomopteris oniscijormis. (After A. and K. E. Schreiner, , 1906.) A, B, telophases of last pre-meiotic (spermatogonial) mitoses ; C, late telophase of same, passing into primary spermatocyte ; D, leptotene stage ; E, F, G, zygotene stage ; H, pachytene stage ; I, diplotene stage ; J, diakinesis; K, nuclear membrane disappeared ; immediate prophase of meiotic I.; L, metaphase I. ; M, anaphase I. ; N, prophase II. ; O, metaphase II. ; P, telophase II. establish. Wilson, however (1912), who examined the Schreiners' own material, is inclined to agree with them on this 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 Agar, W. E. (Wilfred Eade), 1882-1951. London, Macmillan and Co. , limited
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectcells, bookyear1920
