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Meiotic chromosome behavior of male meiocytes in the wild-type and osbrca2-1. Chromosome behavior of male meiocytes of wild type (A–I) and osbrca2-1 (J–R) at various stages. (A,J) Leptotene. (B,K) Zygotene. (C,L) Pachytene. (D,M) Diakinesis. (E,N) Metaphase I. (F,O) Anaphase I. (G,P) Telophase I. (H,Q) Dyad. (I,R) Tetrad. Arrows indicated the abnormal chromosomes. Bars = 5 μm.
