Immunologic Terms: (Use ALL ansewers ONLY ONCE or NOT AT ALL)<br/>Match

the following numbers with the corresponding letter.

-The regions on an antigen that are not only used for identifying the antigen by the immune system, but are also what antibodies bind to.
-A molecule that is considered foreign to the body, but is too small to elicit an immune response.
-Something that enhances phagocytosis.
-A protein that is produced in response to an antigen and has the ability to specifically bind to that antigen.A. Epitope (antigenic determinants)
B. Opsonization
C. Antibody
D. Hapten
E. Paratope (antigen binding site)