A) IgA
B) IgG
C) IgD
D) IgE
Correct Answer: A
Solution :
IgA is the predominant immunoglobulin in external secretion such as breast milk, saliva, tears and mucus of the bronchial, genitourinary and digestive tracts. Hence, the correct option is [a].You need to login to perform this action.
You will be redirected in
3 sec