Question
Biology Question on human health and disease
Which Ig is produced in primary immune response?
A
IgA
B
IgE
C
IgG
D
IgM
Answer
IgM
Explanation
Solution
Immunoglobulin M (IgM) is the largest Ig and accounts for 5 - 10%ofthe total serum IgS- It is the first Ig produced in a primary response to an antigen and is frequently seen in the immune responses to andgenically complex organisms like viruses and bacteria.