Women of childbearing age who may become pregnant should avoid fish that may contain high amounts of the toxin
A. methylmercury.
B. arsenic.
C. nitrate.
D. lead.
A
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What role do vitamins have in the body?
A) Support metabolism B) Help release energy from carbohydrates, proteins, and fats C) Facilitate growth and maintenance of the nervous system D) Act as antioxidants E) All of the above
A major purpose of the green revolution was to ____
a. restore plant life to the mountainous slopes in developing countries b. introduce the winged bean plant to Asian countries c. transfer the agricultural technology of the industrial world to developing countries d. establish research stations to monitor the water quality in tropical regions e. support appropriate technology in developing countries dependent upon each situation
All of the following are true regarding vitamins EXCEPT:
1.they are considered essential because the body cannot produce them. 2.if adequate amounts are not consumed, deficiency diseases develop. 3.they perform specific functions in the body. 4.eating at least one serving of fruit or vegetable a day prevents deficiencies.
After a hamburger is eaten, in what organ is the hydrolysis of its proteins initiated?
a. Mouth b. Stomach c. Small intestine d. Large intestine