题目
BIOL 1001 (090-095) Unit 2.2 Learning Quiz
多项选择题
The human tailbone is...
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标准答案
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思路分析
The question asks us to evaluate statements about the human tailbone, presented as multiple possible truths.
Option A: 'a vestigial trait.' In evolutionary biology, a vestigial trait is one that has lost or reduced its original function through evolution but remains as a remnant. The human coccyx (tailbone) is widely described as a vestigial tail, a remnant of the ancestral tail found i......Login to view full explanation登录即可查看完整答案
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