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The Endowment for Human Development
The Endowment for Human Development
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Male and Female


11 weeks, 3 days

From The Biology of Prenatal Development.Buy Now

Script: 3개월 - 11주 3일

성별은 수정 때 결정되지만 외부 생식기로 이제 성별을 구별할 수 있다

All ages referenced to fertilization, not last menstrual period.
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Nose and Lips
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Male and Female
Male and Female
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Glucose and Water Absorption
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Buy the Biology of Prenatal Development DVD
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