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ZanzabumX [31]
3 years ago
12

What happens during morula

Biology
1 answer:
Effectus [21]3 years ago
5 0
The first week of human development begins with fertilization of the egg by sperm forming the first cell, the zygote. Cell division leads to a ball of cells, the morula. Further cell division and the formation of a cavity in the ball of cells forms the blastocyst. These notes also cover events before fertilization formation of both the egg and sperm, gametogenesis.
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