Which of the following accurately describes the term hypothesis?

A. An educated guess by a scientist to explain a phenomenon
B. An explanation for a phenomenon that has numerous lines of evidence to support it
C. A study of how disease rates vary among different population groups
D. A test made to examine the validity of an educated guess


Answer: A

Nutritional Science

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If a fatty acid contains one double bond, it is called:

a. trans. b. saturated. c. polyunsaturated. d. monounsaturated.

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Which action represents using attentive body language while counseling a client?

a. Maintaining constant eye contact b. Leaning back while talking c. Interrupting only when necessary d. Leaning forward while talking e. Standing with arms folded

Nutritional Science

Indicate the effect that each of the following factors has on mineral absorption. Insoluble fiber such as wheat fiber:

a. increases absorption. b. decreases absorption. c. has no effect on absorption.

Nutritional Science

Which of the following products is a popular dietary supplement among American adults?

A. Poppyseed extract B. Aspirin C. Dried mango D. Melatonin

Nutritional Science