When Antibodies Bind Antigens, the Clumping of Antigens Results from ________

Multiple Choice

When antibodies bind antigens, the clumping of antigens results from ________.

A) the antibody having at least two binding regions
B) disulfide bridges between the antigens
C) a complement protein that makes the affected cells sticky
D) bonds between class I and class II MHC molecules
E) denaturation of the antibodies