21. The Immune System
Outcomes of Antibody Binding to Antigen
Multiple Choice
Multiple ChoiceWhich of the following is NOT a protective outcome of antibody-antigen binding?
A
Antibody-antigen complex triggering the complement system when bound to an antigen.
B
Antibodies cross-linking pathogens so that they can be easily phagocytosed by macrophages.
C
Antibodies signaling to a cytotoxic T cell that a host cell is infected.
D
Antibodies binding to bacteria and prevent the bacteria from moving throughout the body.
E
Antibodies binding to blood vessel walls resulting in vasodilation.
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