A group of scientists would like to determine lifestyle factors that are associated with the development of asthma among American children. Based on this information, the researchers should design a(n) _____ study.

A. epidemiological
B. in vivo
C. double-blind
D. conventional


Answer: A

Nutritional Science

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The sweetest of all the granulated sugars is

A. glucose. B. galactose. C. sucrose. D. fructose. E. maltose.

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Hydrogenation changes a fat 

A. from a liquid to a solid. B. from a solid to a liquid.

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Scientists estimate that about _____ of all cancers are diet-related

a. 10% b. 20% c. 33% d. 55%

Nutritional Science

A team of food scientists wants to develop a nutritionally complete formula diet for newborns that replaces human milk. To support normal infant development, the formula must have ________ as an ingredient.

A. lysine B. ammonia C. alanine D. DNA

Nutritional Science