Last Updated：2025/12/02
Sentence
生物学者はしばしば痕跡器官を調べて、種がどのように進化してきたかを理解しようとする。
Quizzes for review
Biologists often study vestigial structures to understand how species have evolved over time.
See correct answer
Biologists often study vestigial structures to understand how species have evolved over time.
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