然而，一个更有意思的可能性是后生作用影响了这些基因。后生作用是指与DNA相接的化学物质来控制其活动。

A more intriguing possibility, though, is that the relevant genes are affected by epigenesis, a process in which chemicals attached to the DNA control its activity.

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对韦嘉来说，一个如诗歌般抽象的画面比小说般的清晰更有意思，因为可以提供给观众更多思考的余地，更多阐释的可能性。

Wei Jia prefers an abstract painting to be like a poem than a fictional narrative, because it offers the public a wider margin of thought, more possibilities of interpretation.

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