We now have a much better understanding of the biology of heredity than he did.

我们现在对遗传生物学有了比他更好的理解。

Some disease develop because of the bad conditions one lives in and others are present by heredity.

有些疾病是因为人处于恶劣的环境下而发生的，而其他的则靠遗传而获得。

No, the worst indictment against him is again psychological — heredity, mon ami, heredity!

不，对他的最糟糕的起诉再次是心理——遗传， 我的朋友，遗传！

And before you can say heredity and environment, Laurent and Therese start a torrid affair But… sneaking around is tough.

在讲到遗传和环境之前 劳伦特和特蕾莎开始了一段火热的恋情 但是… … 偷偷摸摸是很难耐的。

The race knows its own mortality and fears stagnation of its heredity.

种族知道自己的死亡，并担心其遗传停滞。

You must be what your experiences, your environment, and your heredity have made you.

你必须成为你的经历、你的环境和你的遗传造就你的人。

I began to wonder if heredity might not be a snare and a delusion.

我开始怀疑遗传会不会是一个圈套和一个错觉。

Genius-level intelligence is usually the result of heredity and environment.

天才级别的智力通常是遗传和环境的结果。

And so, it would suggest a low role of heredity.

因此， 这将表明遗传的作用很低。

By the way, heredity means the passing on of DNA to offspring.

顺带一提，遗传是指DNA传送至后代的行程。