研究者发现以前发现的许多遗传学选择特征也许更多的来源于历史和人口学因素而非自然选择。

The researchers found that many previously identified genetic signals of selection may have been created by historical and demographic factors rather than by selection.

youdao

家里前4代人都是德州人的迈克尔·林德描述德州的人口学，特性，历史等等。

Texas, says Michael Lind, a fifth-generation Texan who writes about demography, identity, history and much else, "is flat and ugly."

youdao

家里前4代人都是德州人的迈克尔·林德描述德州的人口学，特性，历史等等。

Texas, says Michael Lind, a fifth-generation Texan who writes about demography, identity, history and much else, "is flat and ugly."

youdao