Vaccines are effective because they
A) immediately stimulate cellular immunity to eliminate all of the pathogen in the body.
B) inhibit antibodies from having secondary responses.
C) stimulate the development of immunologic memory.
D) increase the number of natural killer cells while decreasing the numbers of T and B cells.
Correct Answer:
Verified
Q30: Once a helper T-lymphocyte recognizes an antigen,it
Q111: Immunity can be transferred from mother to
Q112: The function of helper T-lymphocytes is to
A)
Q113: Which type of cell produces and secretes
Q114: When compared to a primary response, the
Q115: A variety of lymphatic cells are involved
Q118: The secondary response of the immune system
Q119: Active immunity requires
A) the transfer of antibodies
Q120: Active immunity is a natural process, whereas
Q121: Lymphocytes don't stay in one lymphatic structure
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