Vaccinations slow or stop the spread of diseases by
A) reducing the virulence of the disease.
B) increasing the rate of recovery.
C) reducing the size of the susceptible population.
D) increasing the number of reservoirs.
Correct Answer:
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Q54: Q55: According to an S-I-R model, if a Q56: Which species is a reservoir for Borrelia Q57: Chimpanzees infected with intestinal worms sometimes eat Q58: The parasitic worm Acanthocephalus dirus has evolved Q60: While you are conducting a study of Q61: Fungal parasites Q62: Parasites can move between hosts either by Q63: The black-legged tick (or deer tick) associated Q64: Chestnut blight that devastated the American Chestnut![]()
A) affect animals only.
B) affect plants
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