_______ is the process by which surface cells roll over the lip of the blastopore and move into the blastocoel during amphibian gastrulation.
A) Invagination
B) Involution
C) Epiboly
D) Convergent extension
E) Ingression

Question

Quizplus · Accepted Answer

Involution is the process during amphibian gastrulation where surface cells roll over the edge of the blastopore and move inward into the blastocoel, contributing to the formation of the germ layers.

_______ Is the Process by Which Surface Cells Roll Over