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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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

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

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

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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

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