Epidemiological studies rely on comparing the health of a(n)
A. experimental group and a diseased group.
B. dose group and a response group.
C. nervous system group and a control group.
D. dose group and a control group.
E. experimental group and a control group.
Answer: E
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A) generation, collection, and conversion of energy. B) storage of energy, collection, and conversion. C) conversion, collection, and storage of energy. D) collection, conversion, and storage of energy.
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