DNA and RNA share a number of similarities, but they also differ in certain aspects of their structure. Which nitrogenous base is found in RNA but is not found in DNA?
A. uracil
B. adenine
C. thymine
D. cytosine
A. uracil
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In addition to fatty fish, butter, and egg yolks, which of the following foods naturally contain(s) vitamin D?
a. Red meat b. Fruits and vegetables c. Cereal d. Mushrooms
Sulfur is present in practically all
a. vitamins. b. proteins. c. fatty acids. d. carbohydrates.
Patient X has a foot amputation that resulted from an accident. Your nutrition assessment has shown that he had no nutritional deficiencies prior to the injury. According to the research, what nutrients would he have increased needs for in order to treat the wound?
a. Zinc and vitamin C b. Iron and vitamin A c. Calories and protein d. Calories, protein, vitamin C, and iron
A substance found in plants which cannot be made by the body and is not necessary to sustain life, but has healthful benefits, is:
a) an herbal supplement. b) a phytochemical. c) an enzyme. d) a zoochemical.