When two amino acids are chemically joined together, the resulting structure is called a ____
a. dipeptide
b. diglyceride
c. polypeptide
d. disaccharide
e. polysaccharide
ANS: A
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Which of the following statements describes a relationship between alcohol intake and fetal development?
a. Birth defects are most severe when the woman drinks around the time of conception. b. Infants born with fetal alcohol syndrome typically show immediate signs of brain impairment. c. Eating well and maintaining adequate nutrient stores will prevent alcohol-induced placenta damage. d. Toxicity to the fetus begins to occur when fetal blood alcohol levels rise above maternal blood alcohol levels. e. Most of the fetal abnormalities associated with maternal alcohol consumption can be corrected after birth.
Phytochemicals found in dark green vegetables and orange and yellow vegetables that can decrease the development of macular degeneration are called:
1.phytoestrogens. 2.allicins. 3.carotenoids. 4.flavonoids.
Which of the following is true of the thermic effect of food (TEF)?
A) The amount of energy associated with TEF is independent of the amount of food consumed. B) Fatty foods have higher TEFs than high-protein foods. C) TEF is estimated to be about 50-75 percent of total energy intake. D) TEF is the cost associated with the body's utilization of the foods a person eats.
Which of the following is a benefit of drinking water?
A) Relieves fatigue B) Promotes weight loss C) Relieves arthritis D) Relieves migraines E) None of the above