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【单选题】
关于初级精母细胞的描述 , 哪项错误
A.
体积较大 , 直径约 1 8 μm
B.
细胞核大而圆,呈均质状
C.
核型为 46 , XY
D.
在生精小管的切面中可见到处于不同 分裂时期 的初级精母细胞
E.
经过 DN A 复制后, 进行第一次减数分裂,形成两个次级精母细胞
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