Bindin Operates When

Question

Bindin operates when
A) Sperm are first spawned by bivalves into the water
B) An embryo undergoes cleavage
C) Egg and sperm are in contact
D) Larval settlement occurs

Accepted Answer

Bindin is a protein involved in the fertilization process of sea urchins and some other species, where it plays a crucial role in the binding of sperm to the egg's surface when they come into contact.