One of the functions of the colon is to absorb:
a. salts.
b. vitamins.
c. sugars.
d. fiber.
a
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The majority of older Americans have one or more chronic diseases
a. True b. False Indicate whether the statement is true or false
Calcium binds to
a. tetracycline. b. digitalis. c. amphetamine. d. methotrexate.
An environmental assessment includes studying a person's ________.
A. family medical history B. education and economic background C. usual dietary intake D. medication use
A scientist has isolated a chemical compound that is partially soluble in water. The chemical helps keep water-soluble substances mixed with fats. When analyzing the composition of the chemical, the scientist determined that in addition to carbon, hydrogen, and oxygen, the compound contains nitrogen and phosphorus atoms. Based on this information, the compound is a (an) ________.
A. phospholipid B. sterol C. essential fatty acid D. nutrino