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Cell Communication: Surface Receptors & Adhesion Molecules

19. Innate Immunity / Cell Communication: Surface Receptors & Adhesion Molecules / Problem 1

In immunology, how does an antibody identify an antigen among other substances in the body?

A

The antibodies are coded genetically to match antigens.

B

Antibodies attach randomly until they find matching antigens.

C

Antibodies use cellular signals from T-cells for identification.

D

By shape complementarity between the antigen's epitope and the antibody's paratope.

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