The antibodies that bind to antigens on a cell and cause the aggregation of complement proteins to ultimately burst the cell are
A)IgG.
B)IgA.
C)IgD.
D)IgM.
E)IgE.

Question

Quizplus · Accepted Answer

IgM antibodies have the ability to activate complement proteins, which can lead to cell lysis. IgG and IgA can also activate complement, but they are typically not as efficient as IgM. IgD and IgE do not activate complement proteins.

The Antibodies That Bind to Antigens on a Cell and Cause