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.