A) IgD
B) IgE
C) IgM
D) IgA
Correct Answer: D
Solution :
IgA constituting about 10% of serum immunoglobulins. It is the major immunoglobulin in colostrum (the first milk secreted by a nursing mother). It protects from inhaled and ingested pathogens.You need to login to perform this action.
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