性别决定系统
- 网络XY sex determination system
性别决定系统-
到目前为止，在XXXY染色体性别决定系统中，只发现了两个性别决定基因：一个是SRY，它主要在哺乳动物性别决定中起作用；
In the XX-XY sex determining chromosomal system , there are only tow sex determined gene has been found : one is the SRY gene , which play an important role in mammals ;
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性别决定属于XY&XX遗传系统；
The sex determining mechanism belongs to an XY-XX genetic system ;