liyaahbear5483 liyaahbear5483

21-01-2024
Biology

contestada

The region known as the primitive streak is the site of
A) migration of mesodermal cells to form the endoderm.
B) endoderm formation.
C) ectoderm formation.
D) migration of ectodermal cells to form the mesoderm.
E) amnion formation.

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