It was observed that an antibody identified in the transfusion service appeared to be reacting stronger following the second exposure to an antigen from a transfusion.The most likely explanation of this is:
A)affinity maturation of the immunoglobulin molecule.
B)anamnestic response.
C)isotype switching.
D)all of the above.

Question

Quizplus · Accepted Answer

Genetic changes in the variable region,stimulation of memory B cells,and class switching contribute to the increased strength and specificity of an antibody following the second exposure to an antigen.

It Was Observed That an Antibody Identified in the Transfusion