A vaccine stimulates the formation of ____________________ cells by introducing the immune system to a killed or weakened form of a virus before they are exposed to the actual pathogen.
Correct Answer:
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Q52: A disease-causing agent is called a(n)_.
Q56: _ blood cells are a kind of
Q57: A vaccine contains
A)antibodies.
B)active B cells.
C)antigens.
D)active killer T
Q59: The _ immune system is a specific
Q60: Macrophages and neutrophils make up a _
Q62: When an item irritates the eyes, tears
Q63: In clinical studies, the control group receives
Q65: In the illustration below of the lymphatic
Q66: A fever is the product of an
Q66: The graph below depicts the immune response
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