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The Endowment for Human Development
The Endowment for Human Development
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Skin and Hair


5 months

From The Biology of Prenatal Development.Buy Now

Script: Başın dərisində tüklər uzanmağa başlayır.

Dərinin bütün layları və strukturları, o cümlədən tük follikulları və vəzilər artıq mövcuddur.

All ages referenced to fertilization, not last menstrual period. One month = 4 weeks.
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