So we asked this biological question: what was going on that caused this behavior?

所以我们问了这个生物学问题：是什么导致了这种行为？

His taste in literature was uniformly bad, but very definite, and far more assertive than his views on biological questions.

他对文学的品味一律不好，但非常明确，而且比他对生物学问题的看法要自信得多。