兄妹之间通婚会将缺陷基因两份拷贝都传递给下一代，他们所生育的后代容易产生各种遗传缺陷，例如图坦卡蒙的畸形足。

Married siblings are more likely to pass on twin copies of harmful genes, leaving their children vulnerable to a variety of genetic defects. Tutankhamun's malformed foot may have been one such flaw.

youdao

兄妹之间通婚会将缺陷基因两份拷贝都传递给下一代，他们所生育的后代容易产生各种遗传缺陷，例如图坦卡蒙的畸形足。

Married siblings are more likely to pass on twin copies of harmful genes, leaving their children vulnerable to a variety of genetic defects. Tutankhamun's malformed foot may have been one such flaw.

youdao