Describe the function of immune system
Describe the function of immune system?
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The immune system performs particular defense against agents, the antigens which are foreign or injurious to the body. Exogenous antigens are frequently in contact with the skin or entering the airway, the digestive tube and genital mucosae and orifices. They can as well penetrate the circulation directly via wounds.
Give some general features of antigen-antibody interaction.
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