【GMAT考满分逻辑CR题库】Which of the following best completes the passa_真题_答案

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Which of the following best completes the passage below?

When a group of individuals is incapable of passing on its genes, the theory of evolution predicts that the group will be unable to persist over a span of generations, being weeded out through genetic attrition. Therefore, if the theory of evolution is true, and given successful organisms’ tendency to reproduce at high rates, we should expect that _______.

A
in a competitive environment, the organisms that persist over generations will be determined at random
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B
as an environment becomes depleted of competitors through genetic attrition, the survivors will become less well adapted
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C
the organisms that persist over generations will be the most effective at passing on their genes
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D
in circumstances of heavy environmental competition, the organisms that persist over generations will be of inferior genetic quality compared to their competitors
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E
organisms in competitive environments will persist over generations if they specialize in something other than reproduction
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正确答案: C

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