Which of the following factors is a challenge faced by present-day farmers?
A) the high costs of farming B) competition with other farmers
C) consumers' demands for low food prices D) All of the answers are correct.
D
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The following statements are all true regarding allergic reactions, EXCEPT:
a. All food allergies involve an immune response. b. Over-the-counter antihistamine medications will block many allergy symptoms. c. The first exposure to a food allergen will never cause an allergic reaction. d. Antibody production and the allergic reaction occur nearly simultaneously.
Excess protein consumed is converted to __________.
a. Body fat b. Glycogen stores c. Amino acid pools d. Hormones
Meeting vitamin B 12
needs from the diet is especially difficult for: a. athletes undergoing rigorous training. b. infants. c. vegans. d. pregnant women.
According to scientific evidence, which of the following substances may improve the performance of non-endurance athletes such as weightlifters?
A. Chromium B. Freeze-dried liver flakes C. Creatine D. Calcium pyruvate