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Question:

After the initial infection, B-cells recognize the measles virus. How is this helpful in the human immune response?

A The B-cells produce antibodies more quickly if the measles virus is encountered again.
Explaination

The B-cells produce antibodies more quickly if the measles virus is encountered again. After initial infection with a virus, B cells are able to recognize the virus and produce antibodies against it the second time. The person’s reaction to the virus will be essence