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The Endowment for Human Development
The Endowment for Human Development
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Human Development


7 days

From The Biology of Prenatal Development.Buy Now

Script: 생물학적으로 볼 때 "인간의 발달은 수정 시점부터 시작된다." 여자와 남자가 생식세포의 만남을 통해 각각 23개의 염색체를 결합하는 것이 수정이다

All ages referenced to fertilization, not last menstrual period.
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Amnion and Germ Layers
Amnion and Germ Layers
Early Embryonic Development
Early Embryonic Development
Human Development
Human Development
Heart and Circulatory System
Heart and Circulatory System
The Folding of the Embryo
The Folding of the Embryo
The Folding of the Embryo
The Folding of the Embryo
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