Which of the following threaten world food production and distribution?
1.Population growth
2.Fossil fuel use
3.Global climate change
4.Ozone loss from the outer atmosphere
5.All of these choices are correct
6.Climate change and population growth only
5
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Which of the following is true about protein intake during pregnancy?
A. The RDA for protein increases by about 25 grams per day over that for the nonpregnant state. B. Women probably do not get enough protein in typical diets to meet their total needs for pregnancy. C. The RDA for protein increases by about 10 to 15 grams per day. D. The RDA for protein increases by about 5 to 10 grams per day.
Diets that contain less than 10% of kcalories as fat are not recommended because:
a. intake of carbohydrates would be too high. b. this would require excessive use of fat replacers. c. the diet would not provide satiety. d. intake of essential fatty acids would be too low.
Nutrients that supply calories are
A) fats and vitamins. B) minerals and water. C) minerals and vitamins. D) fats and carbohydrates.
Among the following compounds that serve as coenzymes in metabolism, which is considered a vitamin for human beings?
a. Biotin b. Inositol c. Lipoic acid d. Orotic acid