不过，茹炳根也承认有关金属硫蛋白对人类和动物健康的影响还有争议。
Ru accepts that there is still debate over whether metallothionein affects human and animal health.
黑猩猩有24对染色体，人类有23对，不过这并不能完全阻止两个物种间的杂交。
Chimps have 24 pairs of chromosomes, and humans 23, but this is not an absolute barrier to breeding.
不过祖先的罪孽报应在子孙的身上，虽然对诸神来说是一种再好不过的道德准则，但是普通的人类天性对此却不屑一顾；因而对这件事也就毫无用处。
But though to visit the SINS of the fathers upon the children may be a morality good enough for divinities, it is scorned by average human nature; and it therefore does not mend the matter.
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