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What is Immune System?

April 26, 2017daycare immune system

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What is Immune System?

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The Immune System is a natural defense mechanism by which the body fights infection. It is divided into two functional systems, the Innate and the Adaptive Immune System.

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The immune system is the body’s defense against disease. It is made of special cells, organs, proteins, and tissues that keep certain bacteria, fungi, and viruses out of the body.