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A ten year old boy had chicken pox. He i...

A ten year old boy had chicken pox. He is not expected to have the same disease for the rest of his life. Why?

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### Step-by-Step Solution: 1. **Understanding Chicken Pox**: Chicken pox is caused by the varicella-zoster virus. It is a common infectious disease, especially in children. 2. **Primary Immune Response**: When a person is first infected with chicken pox, their immune system mounts a primary response. This response is characterized by the production of antibodies and the activation of immune cells, but it is relatively slow and not very intense. 3. **Formation of Memory Cells**: During the primary immune response, the body creates memory cells, specifically B cells and T cells. These cells "remember" the specific virus that caused the infection. ...
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