突變的基因必需有合適的環境才能存活繁衍，問題是環境常態不適合突變基因的存活和繁衍。

來源: Porcelana 於 2022-09-05 18:41:13 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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