嗯。这些近亲结婚的男人应该希望自己基因里最好没有带病的隐性基因，有也希望不要是常染色体上面的

来源: wsjzx 于 2011-03-01 14:12:54 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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