Scientists enroll 500 healthy adults in a study and collect dietary and other lifestyle information about the group. After 6 years, the scientists determine that study participants who ate at least 5 servings of fruits and vegetables daily were less likely to develop high blood pressure than participants who ate fewer than 5 servings of these foods daily. This study is an example of a(n) ________ study.
A. introspective
B. nutritive
C. retrospective
D. prospective
Answer: D
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What is a feature of water?
A) ?It is not a vital nutrient. B) ?It is not found in foods. C) ?It is oxidized to yield energy. D) ?It is generated from the oxidation of energy nutrients.
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A. 5 minutes B. 2 minutes C. 15 minutes D. 10 minutes
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