All of the following are true with respect to IgM antibodies EXCEPT which one
A.they fix complement
B.they occur on the surface of lymphocytes
C.they predominate in the primary response to antigen
D.they mediate allergic reaction
Answer:D
All of the following are true with respect to IgM antibodies EXCEPT which one
A.they fix complement B.they occur on the surface of lymphocytes C.they predominate in the primary response to antigen D.they mediate allergic reaction