question 45. What is the final yield of acetyl CoA molecules from the oxidation of a...
question 45. What is the final yield of acetyl CoA molecules from the oxidation of a 16-carbon fatty acid? a. 10 b. 8 c. 4 d. 12 e. 16 question 39. Which one of these compounds is not the result of the breakdown of the energy-releasing nutrients? a. Glycerol b. Glucose c. Fatty acids d. Disaccharides e. Amino acids question38. What does the body do with the chemical energy of food that is not converted to the chemical energy of...
question4. Which of the following statements describes the thermic effect of foods (TEF)? a. A meal eaten all at once has a lower TEF than one spread out over hours. b. TEF must be considered when estimating energy expenditure because its contribution to total energy output is substantial. c. TEF plus an increase in the metabolic rate due to overeating is called diet-induced thermogenesis (DIT). d. TEF is higher for high-fat foods than for high-carbohydrate foods. e. TEF is estimated...
Ribosome is composed of RNA and protein and can be thought of as ________. a. a protein pool b. an immune booster c. a protein transportation machine d. a protein-making machine e. a template for protein synthesis Intestinal tripeptidases cleave ________. a. amino acids b. polypeptides c. oligopeptides d. dipeptides e. tripeptides Which is not a group of lipoproteins? a. Chylomicrons b. HDL c. VLDL In epigenetic study, methylation involves ________. a. the failure to metabolize tyrosine b. the removal...
Question 36 (1 point) Which of the following does not reflect anabolism? a) Beta oxidation of fatty acids to acetyl CoA. b) Fatty acid assimilation to form lipids. c) DNA replication from nucleotides. d) Enzyme production from amino acids. Question 37 (1 point The two functions of bacterial appendages are a) motility and slime production b) protection and motility c) energy reactions and synthesis d) attachment and motility
High energy compounds that undergo oxidation to release energy are 1.) ATP and Acetyl-CoA 2.) Ac-CoA and FADH2 3.) ATP and NADH 4.) NADH and FADH2 The portion of transmembrane proteins that spans bilayer membrane in rich in 1.) non-polar amino acids 2.) polar, uncharged amino acids 3.) amino acids which are charged at pH 7 4.) hydrophilic amino acids Substrate level phosphorylation occurs during glycolysis 1.) step 6, during the formation of 1,3 bisphosphoglycerate from GAP 2.) step 1,...
Question 1. Calculate the numbers of acetyl-CoA molecules produced when a fatty acid with 14 carbons after undergoing beta-oxidation? Question 2. How many a) cycles of beta-oxidation will a fatty acid with 14 carbons undergo? Explain briefly. b)? How many acetyl-CoA molecules ? explain briefly? Question 3. Consider the synthesis of fatty acids: Answer the flowing: True or False: a) CoA carries intermediate b) Acetyl-CoA donates two carbon atoms c) Malonyl-CoA donates two carbon atoms d) The reverse of fatty...
Question 1 Using the products of digestion to BUILD more complex compounds is known as hydrolysis O condensolysis catabolism O anabolism Question 3 All of the following can be used to make glucose, EXCEPT: Fatty Acids Amino Acids Glycerol Lactic Acid Question 4 If energy is not needed, which of the following nutrients can be converted to storage fat? carbohydrates only O carbohydrates, protein and fat carbohydrates, protein, and vitamins O carbohydrates & fat only
Which statement about energy metabolism is correct? a. Glycogen stored in the pancreas provides a reserve supply of glucose. b. Vitamins stored in the gallbladder are released as needed. c. During an extended fast, fat reserves stored in fat cells provide energy for cellular processes. d. Liver cells hold reserves of calcium and sodium that can be drawn on to keep blood levels constant. e. Amino acids stored in the kidneys can supply protein needs on a long-term basis. Which...
15. During high intensity exercises, which substrate is metabolized anaerobically? a. Glucose b. Triglycerides c. Protein 16. The production of glycogen from glucose is called: a. Glycogenesis b. Glycogenolysis c. Gluconeogenesis 17. Which metabolic pathway produces most ATP? a. The oxidation of one molecule of glucose b. The anaerobic metabolism of one molecule of glucose c. The oxidation of a Triglyceride with each fatty acid contain 24 carbons 18. The pumping of protons by the electron transport chain a. Produces...
1. Four elements make up 96% of the molecules involved chemical a) Oxygen, (0), b) Nitrogen (N), c) Carbon (C), d) Hydrogen (H) Ne in chemical evolution. Which of the following is not one of these? 2. During Chemical Evolution, elements reacted with each other to form sl norga compounds is thought to have been a critical solvent for elements and simple molec Oxygen ef Water molecules? a) Formaldehyde b) Carbon dloxide c) Ammonia d lipid bilayer was important because:...