Allelic Polymorphism Assures That Some Members of a Species Will

Multiple Choice

Allelic polymorphism assures that some members of a species will survive a microbial infection because the different alleles:

A) Better distinguish between foreign and self
B) Provide receptors with greater affinity for antigen
C) Allow the immune system to respond to a wide range of antigens
D) Produce a greater variety of cytokines to assist in the immune response