What is the function of the immune system?

11 months ago
Biology

The immune system performs specific defense against agents, the antigens, that are foreign or harmful to the body. Exogenous antigens are often in contact with the skin or entering the airway, the digestive tube and the genital orifices and mucosae. They can also penetrate the circulation directly through wounds.

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Dipti KC
May 25, 2023
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