Nutrient density is a concept that is based on the relationship between:
a. protein and vitamins/minerals.
b. essential and nonessential nutrients.
c. energy and nutrients.
d. fat and sugar.
c
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Lucie is practicing good cognitive skills for weight loss when she tells herself:
a. "I shouldn't have eaten that ice cream yesterday... no wonder I'm fat." b. "I was able to walk on the treadmill 15 minutes longer today than I could 2 weeks ago... my fitness level is improving." c. "I really, really want to lose weight; I just can't seem to succeed no matter how hard I try." d. "I need to remember to stop by the grocery store and pick up some more fresh vegetables for salads, and some light vinaigrette."
In 2018, food manufacturers will no longer be able to use partially hydrogenated oils in foods. Why were these substances banned?
A. They are harmful to health. B. They become rancid too quickly. C. They increase the cost of foods. D. They prevent water-soluble vitamins from being absorbed by the human GI tract.
Which mechanism enables substances to move through the cell membrane from a region of higher concentration to a region of lower concentration without any energy expenditure?
a. Equilibrium b. Vesicular transport c. Exocytosis d. Simple diffusion
Trace elements are needed in minute amounts, but deficiencies can be as devastating as deficiencies of other nutrients.
a. true b. false