理论上说，同族的基因相似度高，所以携带相同隐形致病基因的几率高。异族通婚，遗传稳定性低，各种基因突变的概率大一些

来源: 幸福象花儿一样于 2025-11-18 12:44:28 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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