人类寿命的遗传性约为50%——当遗传性被重新定义为不同概念时
研究表明，当采用新的遗传性定义方法时，人类寿命的遗传性约为50%。这一发现挑战了传统观念，表明遗传因素对寿命的影响比先前认为的更为显著。
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