Question
Biology Question on human health and disease
Which one of the most abundant immuno-globulin ?
A
IgA
B
IgD
C
IgG
D
IgM
Answer
IgG
Explanation
Solution
IgG is the most abundant immunoglobulin, found in blood, lymph and intestine. It is predominant antibody in secondary response. It is the only antibody which can cross
the placenta.