第3题: [单项选择]Which of the following is the most clear example of allelomimetic A. Bears hunting for carnivores. B. Cattle fleeing from a fire. C. Horses running at a racetrack. D. Dogs working with police officers. 参考答案:B 答案解析:[参考译文]下面各情况中,哪一种清楚地说明是一个遗传模仿的例子
[试题分析]此题考查根据内容进行推测的能力。
[详细解答]在所给四个选择中B)能够说明问题.因为牲畜受到大火的威胁时,就产生一种自