The Cortical Reaction of Sea Urchin Eggs Functions Directly in

Multiple Choice

The cortical reaction of sea urchin eggs functions directly in

A) the formation of a fertilization envelope.
B) the production of a fast block to polyspermy.
C) the release of hydrolytic enzymes from the sperm.
D) the generation of an electrical impulse by the egg.
E) the fusion of egg and sperm nuclei.