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He knew nothing of heredity or genetics , both crucial to evolution .

其实他对遗传或是遗传学根本是一无所知，而这两个对进化论很关键。

Infant temperament was influenced by heredity or the nature of both parents .

婴儿的性格受遗传因素或者父母天性的影响。

In fact , personality resemblances between biological relatives are attributable almost entirely to heredity , rather than environment .

事实上，血缘亲戚中的个性相似性几乎可以完全归因于遗传，而不是环境。

Somewhere in the ballpark of 70 % of risk for alzheimer 's disease across a population is due to heredity .

某个地方在有患阿尔茨海默氏症可能的整个人群中差不多有70%出之于遗传。

The new science of epigenetics rewrites the rules of disease , heredity , and identity .

一项新的科学研究改写了疾病的规律，遗传的规律及个性规律。