Which is the first antibody class made during the primary response to an antigen?
A) IgA
B) IgM
C) IgG
D) IgE
E) IgD

Name: Which is the first antibody class made during the primary response to an antigen? A) IgA B) IgM C) IgG D) IgE E) IgD
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Question

Quizplus · Accepted Answer

IgM is the first antibody class made during the primary response to an antigen. It is produced in large quantities and has relatively low affinity for the antigen, but it is effective at binding multiple copies of the antigen and activating complement.

Which Is the First Antibody Class Made During the Primary