Last Updated
：2025/11/27
internal fertilization
Noun
countable
uncountable
Japanese Meaning
生物学において、交尾などにより体内で卵子と精子が結合して受精が成立する現象。ただし、これは主に哺乳類で見られる。
Sense（1）
（ plural ）
Quizzes for review
(biology) Fertilization achieved via copulation, primarily in mammals.
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internal fertilization
In many mammals, internal fertilization protects the developing embryo by ensuring that the sperm and egg unite within the mother's reproductive tract.
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In many mammals, internal fertilization protects the developing embryo by ensuring that the sperm and egg unite within the mother's reproductive tract.
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