Human Reproduction Question 77

Question: The rolling of endodermal and mesodermal cells from the surface of embryo into its interior is called [MP PMT 1987; CBSE PMT 1993]

Options:

A) Ingression

B) Invagination

C) Involution

D) Inversion

Show Answer

Answer:

Correct Answer: C

Solution:

Involution is the process of rolling or turning in of the surface cells into the interior of the embryo.

It occurs in frog blastula.