New versions of a gene can also become universal in a population through a random process known as genetic drift.

当人体经过遗传漂变的过程后，基因变种在人类中变得更常见。

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New versions of a gene can also become universal in a population through a random process known as genetic drift.

当人体经过遗传漂变的过程后，基因变种在人类中变得更常见。

youdao