A primary immune response is
A. the immune response elicited by the primary antigen of a disease-causing microorganism.
B. the immune response elicited by the primary antibodies of a disease-causing microorganism.
C. the immune response elicited by the first exposure of lymphocytes to a particular antigen.
D. the immune response elicited by the first exposure of memory cells to a particular antigen.
Answer:C
A primary immune response is
A. the immune response elicited by the primary antigen of a disease-causing microorganism. B. the immune response elicited by the primary antibodies of a disease-causing microorganism. C. the immune response elicited by the first exposure of lymphocytes to a particular antigen. D. the immune response elicited by the first exposure of memory cells to a particular antigen.