In Amphibian Eggs,a Pigmented Area Called the ____ Appears After

Question

In amphibian eggs,a pigmented area called the ____ appears after fertilization.  
A) gray matter
B) gray crescent
C) blastomere
D) cleavage plane
E) gray oocyte

Accepted Answer

The gray crescent appears after fertilization in amphibian eggs. It is a pigmented area that forms on one side of the egg and indicates the future dorsal side of the embryo.