20个卵母细胞经减数分裂后,
最后能产生多少个卵子?
CH12 生殖
Quiz
•
Biology
•
10th - 12th Grade
•
Hard
ET CHNG
Used 22+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
20个卵母细胞经减数分裂后,
最后能产生多少个卵子?
20
40
80
160
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下何者正确说明女性月经来潮
涉及的激素变化?
黄体持续分泌黄体孕激素
LH激素分泌减少
动情素分泌减少
FSH激素分泌增加
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
女性的第二次减数分裂必须在什么条件下
才能进行?
(写出有关作用,四个字)
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
女性如发生第二次减数分裂
通常在__________进行。
(部位,三个字)
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
___________能分泌激素,
使子宫收缩,而将胎儿排出体外。
卵巢
胎盘
甲状腺
脑下垂体
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
以下的四个结构中,
何者与其他三者的基因不同?
胎盘
羊膜
胚胎
子宫壁
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
卵子受精后,发生卵裂,
进一步发育成______,
一周后开始着床。
(结构,两个字)
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