In the first phase, the oogonium has little cytoplasm and bigger nuclear-cytoplasmic ratio.
第1时相, 卵原细胞细胞质较少,核质比较大.
Except in oogonium stage, annulate lamellae frequently appear in the ooplasm distal away from the nucleus.
除了在卵原细胞以外,环礼片层一般都分布在远离细胞核的卵质中。
简答网 · 双语娱乐资讯
简答网 · 高考英语
简答网 · 中考英语