There are ______ Classes of Antibody

Question

There are ______ classes of antibody.
A)1
B)3
C)5
D)7

Accepted Answer

There are five major classes of antibody, also known as immunoglobulins (Ig): IgM, IgG, IgA, IgD, and IgE. Each class has a different function and structure, and they are produced by different types of immune cells.