Which amino acid is the primary substrate required for gluconeogenesis?
A. lysine
B. arginine
C. alanine
D. glutamine
E. cysteine
Answer: C
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Which of the following statements is NOT true of the circulatory system and its transport of nutrients?
a. Water-soluble nutrients leave the small intestine via lymph. b. Most fats enter the lymphatic system after they are absorbed. c. Lymph empties into the blood just before the blood reaches the heart. d. Nutrients that leave the small intestine via blood are delivered first to the liver.
Which of the following is a feature of weight gain and genetics?
a. Obese people can change their genome but not their epigenome b. Exercise has little, if any, effect on the genetic influence on weight gain c. Identical twins are half as likely to weigh the same compared with fraternal twins d. Adopted children tend to have body weights more like their biological parents than their adoptive parents
In type 2 diabetes, ________ .
a. cells break down protein and fat b. some glucose enters the cells, but slowly c. ketones are produced for energy d. no glucose enters the cells e. weight loss occurs despite polyphagia
Which of the following BEST describes dietary thermogenesis?
1.energy needed for muscular work 2.energy use related to food ingestion 3.energy required to maintain normal body functions while at rest 4.the amount of energy needed to raise 1 kg of water from 15 degrees C to 16 degrees C