According to the passage, naked mole rat colonies may differ from all other known vertebrate groups in which of the following ways? A.Naked mole rats exhibit an extreme form. of altruism. B.Naked mole rats are cooperative breeders. C.Among naked mole rats, many males are permitted to breed with a single dominant femalE. D.Among naked mole rats, different tasks are performed at different times in an individual’s lifE. E.Among naked mole rats, fighting results in the selection of a breeding femalE.
A.Naked B. B.Naked C. C.Among D. D.Among E. E.Among F.
【参考答案】
A 解析：The best answer is A. The passage indicates that sc......