問題詳情
60. Endothermy is _____.
(A) a characteristic of most animals found in tropical zones
(B) a characteristic of animals that have a fairly constant body temperature
(C) a term equivalent to cold-blooded
(D) a characteristic of mammals but not of birds
(E) seen only in insects and in certain predatory fishes
(A) a characteristic of most animals found in tropical zones
(B) a characteristic of animals that have a fairly constant body temperature
(C) a term equivalent to cold-blooded
(D) a characteristic of mammals but not of birds
(E) seen only in insects and in certain predatory fishes
參考答案
答案：B
難度：非常簡單0.9
統計：A(0),B(18),C(0),D(2),E(0)
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