Antigens are foreign molecules that trigger the generation of antibodies. These can include proteins, carbohydrates, and other molecules that are recognized as foreign by the immune system. Antibodies are then produced by B cells to target and neutralize the antigen.

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Antigens Are

Question 33

Multiple Choice

Antigens are

A) proteins found in the blood that cause foreign blood cells to clump.
B) proteins embedded in B cell membranes.
C) proteins that consist of two light and two heavy polypeptide chains.
D) foreign molecules that trigger the generation of antibodies.
E) proteins released during an inflammatory response.

Correct Answer: