To avoid toxicity symptoms, Dietary Reference Intakes include a tolerable upper intake level for most vitamins, and this is the level which
A) varies among individuals. B) is stated on food labels.
C) should be exceeded. D) should not be exceeded.
Answer: D
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A group of rats being fed gelatin as the sole protein source are not growing well. What is the likely reason?
a. gelatin has no tryptophan and is low in methionine and lysine b. gelatin has no methionine and is low in tryptophan c. gelatin has no lysine or methionine, and is low in tryptophan d. gelatin has no arginine
In the future, how might Brandon better research a product's safety before using it?
a. Discuss the product's safety with the supplement store's nutritionist b. Discuss the product with a registered dietitian. c. Read peer-reviewed research about the product's safety and effectiveness. d. Discuss the product's safety with the supplement store's nutritionist or a registered dietician. e. Discuss the product with a registered dietitian and read peer-reviewed research about the product's safety and effectiveness.
Which of the following starches thicken(s) only when heated?
a. arrowroot b. cornstarch c. ClearJel d. tapioca e. all of the above answers are correct f. none of the above answers is correct
The dietary requirements for which of the following nutrients increase during pregnancy to support new cell growth in the mother and the fetus?