[問題] 生殖&發育學

看板Biology (生物學)作者 (不空)時間17年前 (2009/02/11 14:26), 編輯推噓3(302)
留言5則, 4人參與, 最新討論串1/1
【問題】: In vertebrates animals,spermatogenesis differs from oogenesis in the following major ways. A. The cells from which sperm develop continue to divide by mitosis throughout the male`s life. B.During the meiotic divisions of spermatogenesis, almost all the cytoplasm monopolized by a single daughter cell C. Spermatogenesis has long "resting" periods compared to the uninterrupted sequence of oogenesis. D. None of the above 【問題起因】: 研所考古題 【個人看法】: C不是(相反了) 我認為是A 不過B的題意看不太懂 上來尋求一下意見 謝謝各位 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 61.229.43.84

02/11 14:49, , 1F
D
02/11 14:49, 1F

02/11 14:51, , 2F
A mitosis≠meiosis B把spermatogenesis換成oogenesi
02/11 14:51, 2F

02/11 18:34, , 3F
高手
02/11 18:34, 3F

02/14 00:04, , 4F
我覺得A題意不清 不斷產生精子確實是經由mitosis
02/14 00:04, 4F

02/14 22:33, , 5F
可是A還是有瑕疵 像人類male就是青春期才會開始形成精子
02/14 22:33, 5F
文章代碼(AID): #19ac-Yc0 (Biology)
文章代碼(AID): #19ac-Yc0 (Biology)