Which fat-soluble vitamins are most toxic if consumed in excess amounts over long periods of time?
A. Vitamins A and E
B. Vitamins E and K
C. Vitamins A and D
D. Vitamins D and K
Answer: A
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The study of the influence of environmental factors, such as diet and physical activity, on gene expression is called ________.
Fill in the blank(s) with the appropriate word(s).
One of the chief functions of chromium is participation in the metabolism of
a. iron. b. proteins. c. carbohydrates. d. metallothionein.
Answer the following questions true (T) or false (F)
1. The RDAs for each nutrient varies according to age and gender. 2. The UL of a nutrient is higher than the RDA or the EAR. 3. Men have a higher RDA for iron than women because of womens' monthly menstruation.
Explain the difference between a health claim and a structure-function claim on a food label