Some plants and animals develop superior characteristics so that they may ______. Which of the following is not directly mentio

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问题 Some plants and animals develop superior characteristics so that they may ______.
Which of the following is not directly mentioned?

选项 A、A living thing may adapt in its structure.
B、An organism may adapt in its function.
C、A living creature may adapt in its genetic makeup.
D、A living organism may adapt in its sleeping habit.

答案D

解析 文章提到了一种牛命为了适应环境可以改变结构(A),功能(B)和基因构造(C),但没有说可以改变睡眠习惯。
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