Respuesta :

jaydenlamb0002

Answer:

A blastocyst comprises of about 200 - 300 cells, following rapid cleavage.

Explanation:

In humans , blastocysts formation begins about 5 days after fertilizations.

The blastocyst has a diameter of about 0.1 - 0.2 mm .

The inner cell mass is also a source of embryonic stem cells.

Liliannasee

I think that your answer would be at least 200 to 300 cells that make up a blastocyst.

Hope this helps

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