Scientists would like to conduct a study to identify lifestyle factors that are associated with delayed physical growth among a group of low-income American children. Which of the following research designs would be the best for the researchers to use when designing their study?
A. Double-blind
B. Human in-vivo experimental
C. Interventional
D. Epidemiological
Answer: D
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What is the primary action of the weight-loss drug orlistat??
A) ?It reduces taste sensation. B) ?It inhibits lipoprotein lipase. C) ?It inhibits pancreatic lipase. D) ?It alters circulating leptin concentrations.
What is the highest age group recognized in the Dietary Reference Intakes?
a. 40 years and over b. 50 years and over c. 65 years and over d. 71 years and older
Mary consumes approximately 1800 kcalories per day. If she wants to consume 15% of her kcalories from protein, approximately how many grams of protein would she need each day?
a. 28 b. 48 c. 38 d. 68 e. 88
What are the most complete sources of protein in the plant kingdom?
A. bananas B. dark green leafy vegetables C. legumes D. onions