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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: 3 MIESIĄCE - 11 TYGODNI I 3 DNI

Mimo że płeć została określona w czasie zapłodnienia, zewnętrzne narządy rozrodcze mogę się teraz różnicować na męskie lub żeńskie.

All ages referenced to fertilization, not last menstrual period.
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