Select the false statement about memory cells and their role in the immune response process in the body.
A. Memory cells are lymphocytes that inhibit the activity of the immune system when the immune response is no longer needed.
B. Memory cells are produced when vaccinations are administered.
C. Some B-cells and T-cells are referred to as memory cells.
D. Memory cells remain in the body for many years and can quickly become reactivated to produce an immune response against an organism that previously infected the body.
Answer: A
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