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CH12 生殖

Authored by ET CHNG

Biology

10th - 12th Grade

Used 26+ times

CH12 生殖
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10 questions

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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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