未分类题

The word 'diversity' in the last paragraph means
D.distinction.

A.variety.
B.makeup.
C.disorder.

【参考答案】

A
解析：最后一段第二、三句话表明，任何蜜蜂群体都存在多种不同基因，一个群体中存在的基因种类越多，这个群体基因多......

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The word 'diversity' in the last paragraph meansD.distinction.

The word 'diversity' in the last paragraph means
D.distinction.