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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: ومن الناحية البيولوجية، "يبدأ النمو البشري عند الإخصاب"، حين يقوم رجل وامرأة بضم 23 من صِبْغِيَّاتهما من خلال اتحاد الخلايا الإنجابية لديهما.

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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