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【判断题】
瓶颈效应实际上是一种极端的遗传漂变类型A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】书法作品欣赏的方法
【简答题】书法作品欣赏的方法: 近而远 法和 ( )。
【简答题】实验过程中,升温过快或过慢,会对测定结果造成什么影响?
【单选题】听力原文：Man: What exactly is 'Spokes'? Woman: Well, it's a voluntary organization which has been going for the last three years or so, um it's really an action group for cyclists. And the basic purpose o...
A.
To promote sales of bicycles.
B.
To encourage cycling.
C.
To reduce car accidents.
D.
To improve road conditions.
【单选题】Why did the woman not meet the accounting manager?
A.
She was preoccupied with work.
B.
She had to attend a meeting.
C.
She came to work late.
D.
She did not feel up to it.
【简答题】书法作品欣赏的方法:( ) 、 全面体味法 。
【单选题】醛固酮的作用是促进
A.
Na+的重吸收和K+的分泌
B.
Na+的重吸收和H+的分泌
C.
K+的重吸收和Na+的分泌
D.
H+的重吸收和Na+的分泌
E.
K+的重吸收和H+的分泌
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