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

3 days

From The Biology of Prenatal Development.Buy Now

Note:

The morula stage is reached when about 12 to 16 cells are present. This morula may contain 30 cells or more.

Label Key:

1. perivitelline space
2. zona pellucida
All ages referenced to fertilization, not last menstrual period.
Ten-Cell Embryo
Ten-Cell Embryo
Morula: Twelve-Cell Embryo
Morula: Twelve-Cell Embryo
The Human Morula
The Human Morula
Early Blastocyst
Early Blastocyst
Blastocyst
Blastocyst
Blastocyst with Inner Cell Mass
Blastocyst with Inner Cell Mass


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