問題詳情
7. Spermatogenesis and oogenesis are different in that
(A) Spermatogenesis produces four sperm and oogenesis produces one egg.
(B) Spermatogenesis produces four sperm and oogenesis produces two eggs.
(C)Spermatogenesis produces four cells and oogenesis produces onehaploid cell.
(D) Oogenesis begins at the onset of puberty.
(E) Spermatogenesis begins in the embryonic stage of development.
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增