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The Endowment for Human Development
The Endowment for Human Development
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Cell Division


48 hours

From The Biology of Prenatal Development.Buy Now

Script: Ligikaudu 24 kuni 30 tundi pärast viljastumist toimub sügoodi esmane jagunemine. Mitoosi käigus pooldub üks rakk kaheks, kahest saab neli rakku ja nii edasi.

All ages referenced to fertilization, not last menstrual period.
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Fertilization 1
Fertilization 1
Fertilization 2
Fertilization 2
Cell Division
Cell Division
The Morula and Blastocyst
The Morula and Blastocyst
3 Billion Base Pairs per Cell
3 Billion Base Pairs per Cell
Amnion and Germ Layers
Amnion and Germ Layers
Free resources and training for educators
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