Since鱼类没有性染色体, how do 红魔鬼 maintain正常雌雄比例为1:1?
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新语丝读书论坛
送交者: yell 于 2008-05-01, 11:11:57:
some sex-determination loci function as if they were 性染色体?
Since 水温、酸碱度等环境因素发挥着重大的作用on 鱼类的性别, the expression of those sex-determination loci must be affected by such environmental factors (repressed or activated).
引用:
http://www.xys.org/forum/db/3/108/168.html
http://www.xys.org/xys/netters/Fang-Zhouzi/bingdian/cichlid.txt
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没必要是1:1吧? Why can't be other ratio? (无内容)
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Latino2
(0 bytes)
2008-05-01, 11:52:53
(222872)
was 1;N before (无内容)
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psychina
(0 bytes)
2008-05-01, 12:55:26
(222904)
版主said so
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yell
(304 bytes)
2008-05-01, 12:53:33
(222903)
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