The Antibody Active in Agglutination or Clumping of Antigens Is

Question

The antibody active in agglutination or clumping of antigens is
A)IgA.
B)IgM.
C)IgG.
D)IgD.

Accepted Answer

IgM antibodies are the first antibodies produced by the body in response to an antigen. They are efficient in agglutination or clumping of antigens. IgA antibodies are found in body secretions such as saliva and breast milk, IgG antibodies are the most common antibodies in circulation and provide long term immunity, and IgD antibodies are present on the surface of B cells and help in the activation of the immune response.