How does a cell ʺinformʺ the immune system that it is infected with a virus?
A) It displays viral proteins on its membrane.
B) It synthesizes enzymes that activate helper T cells.
C) It secretes steroid hormones.
D) It produces interferon.
E) It releases histamine into the bloodstream.
Correct Answer:
Verified
Q50: Clonal selection occurs when
A) scientists clone antibodies
Q51: Which type of cell secretes antibodies into
Q52: Vaccinations involve injecting_ into the person or
Q53: Individual B cells produce
A) the antibodies specified
Q54: Who first performed vaccinations by inoculating children
Q56: The recent appearance of antibiotic-resistant strains of
Q57: Triclosan is a common antibiotic used in
Q58: Vaccinations protect against future exposure to disease
Q59: Your immune system has identified some body
Q60: Antibiotics are NOT effective against
A) fungi.
B) bacteria.
C)
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