Has there been natural selection for a 'language gene'?

有没有“语言基因”的自然天择？

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Yet for years biologists could not find a single gene involved in language.

然而，生物学家多年来都无法找到哪怕一条和语言有关的基因。

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To the extent that the gene enables language, it enables (or enabled) it in both species.

联系到这个基因开启了语言，那么它开启了（或被开启）两种物种的语言能力。

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The discovery of the FOXP2 brain gene, a mutation of which can cause language loss, was met with considerable excitement when it was announced over a decade ago.

ECONOMIST: What makes some people learn language after language?

But the reality is that many parts of the brain work together to produce speech and no single gene, region of the brain or theory can explain successful language-learning.

ECONOMIST: What makes some people learn language after language?