List three functions of proteins
What will be an ideal response?
Proteins are responsible for: (1 ) synthesizing, repairing, and maintaining structural tissues; (2 ) helping facilitate muscular contraction; (3 ) catalyzing reactions as enzymes; (4 ) acting as hormones; (5 ) maintaining fluid balance; (6 ) maintaining acid-base balance; (7 ) transporting nutrients throughout the body; (8 ) providing antibodies for a strong immune system; (9 ) providing energy when kilocalorie intake doesn't meet daily energy needs; and (10 ) promoting satiety and appetite control.
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At what age are infants introduced to solid food?
A. around 6 months B. around 9 months C. at 12 months D. at 18 months
Which of these statements about lipids is true of a "healthy" diet?
A. A gram of triglyceride provides half as many calories as a gram of carbohydrate or protein. B. Cholesterol provides most of the energy for skeletal muscle cells. C. Phospholipids are important components of the plasma membrane and myelin sheaths. D. Steroid hormones are formed from modified triglyceride molecules. E. Saturated fats should contribute to no more than 50 percent of the total fat intake.
An important aspect of a randomized, double-blind, placebo-controlled study is that subjects
A. must receive both treatment and placebo. B. must be blinded as to whether they are in the treatment or placebo group. C. must be assigned to the treatment or control group by the investigator. D. must be aware of whether they are receiving the treatment or placebo.
The number of new cancer cases has increased for which group?
A. American Indian women B. American Indian men C. African American women D. African American men E. Hispanics