Biology, asked by qamrunnisashaikh1678, 8 months ago

which are important events takes place during blastulation in human

Answers

Answered by harshit7037

1

Answer:

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.

Explanation:

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