Vaccination exposes the body to antigens from infectious agents so that if a person is exposed to the real organism,he or she will be less likely to develop serious disease.

Question

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Vaccines contain antigens from specific infectious agents, which trigger an immune response and create memory cells that can recognize and attack the actual organism if the person is exposed to it later on. This can lead to a milder illness or complete prevention of the disease.

Vaccination Exposes the Body to Antigens from Infectious Agents So