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题目材料：

Which of the following can be inferred about warm-blooded animals solely on the basis of information in the passage?

A.The body temperatures of warm-blooded animals cannot be easily controlled in the laboratory.
B.Warm-blooded animals require more iron in periods of stress than they do at other times.
C.Warm-blooded animals are more comfortable at an environmental temperature of 37℃ than they are at a temperature of 42℃.
D.In warm-blooded animals, bacteria are responsible for the production of siderophores, which, in turn, make iron available to the animal.
E.In warm-blooded animals, infections that lead to fever are usually traceable to bacteria.

A显示答案

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以上解析由考满分老师提供。