What Is the Role of Memory Cells

Multiple Choice

What is the role of memory cells?

A) circulate in the body at elevated levels to maintain an active attack against any possible pathogen
B) prevent an immune response against members of the normal microbiota
C) remain in the lymphoid tissue to rapidly proliferate and differentiate upon subsequent exposure to the same pathogen
D) provide immune protection specifically for central nervous system
E) suppress the cellular response once the infection has passed