Last Updated：2025/11/21
Sentence
研究者たちはウニの初期胚発生に対して卵に複数の精子が侵入すること（多精受精）がどのように影響するかを研究した。
Quizzes for review
Researchers studied how polyspermy affects early embryonic development in sea urchins.
See correct answer
Researchers studied how polyspermy affects early embryonic development in sea urchins.
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