Homework Answers
7. Carbon skeleton after deamination gives rise to ketones acetyle CoAs, Pyruvate, which may further enter the krebs cycle to form Glucose. So answer is c. During excess intake of protein the same phenomenon occurs
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7. What will happen to the carbon skeleton of the deaminated amino acids when excessive protein...
1. During the aerobic metabolism of glucose, glucose is a. Reduced to form water b. Oxidized...
1. During the aerobic metabolism of glucose, glucose is a. Reduced to form water b. Oxidized to form water c. Reduced to form CO2 d. Oxidized to form CO2 2. Which of the following describes the equation: FAD + XH à FADH2 + X. a. FAD is reduced to FADH2 b. It is a coupled reduction - oxidation reaction c. XH, is oxidized to X d. All of the above 3. Which of the following is FALSE about glycolysis? a....
When protein is used for energy, the amino group is removed and the carbon skeleton id...
When protein is used for energy, the amino group is removed and the carbon skeleton id metabolized for energy. When this happens, what is present in the urine?
Which of the following does not provide a carbon skeleton for the synthesis of amino acids?...
Which of the following does not provide a carbon skeleton for the synthesis of amino acids? Select one: a. Succinate. b. α-Ketoglutarate. c. Pyruvate. d. Oxaloacetate. e. Ribose 5-phosphate.
1. When amino acids are degraded the first step is to remove the amino group. To...
1. When amino acids are degraded the first step is to remove the amino group. To which of the following molecules is the amino group typically transferred? A. Pyruvate B. Oxaloacetate C. Fumarate D. Alpha-ketoglutarate 2. Most amino acid degradation takes place in the ... A. Adipose B. Muscle C. Liver D. Epithelium 3. Urea contains two nitrogen atoms. What is the source of these two nitrogen atoms? A. Both from NH4+ B. NH4+ and aspartate C. NH4+ and serine...
Essential, or indispensable amino acids, must be consumed in the diet. All of the following are...
Essential, or indispensable amino acids, must be consumed in the diet. All of the following are essential amino acids except methionine. alanine. isoleucine. lysine. Why might consuming a vegetarian diet reduce your risk of heart disease? Plant sources of protein are lower in saturated fatty acids and cholesterol than are animal protein sources. Plant sources of protein are lower in unsaturated fatty acids than are animal protein sources. Plant sources of protein have less fiber than do animal protein sources....
1. What type of bond is formed between the amino acids of a protein? a. Peptide...
1. What type of bond is formed between the amino acids of a protein? a. Peptide b. Nucleopeptide c. Condensation d. Catalyst 2. A dipeptide has how many amino acids? 3. Which of the following is true about the functions of protein? A. proteins are required to metabolize fat B. proteins help buffer acids in the body C. proteins are the primary energy source for the body? D. all of the above 4. What is the recommended range of daily...
An amino acid that does not derive its carbon skeleton, at least in part, from aspartate?...
An amino acid that does not derive its carbon skeleton, at least in part, from aspartate? OA isoleucine, B-lysine, Cmethionine, D.proline, E.threonine. OF. all of the above derive some carbon from OAA. QUESTION 11 The coenzyme involved in a transaminase reaction is? A. tetrahydrofolate (FH4) B. lipoic acid, OC. nicotinamide adenine dinucleotide phosphate (NADP+), OD.pyridoxal phosphate (PLP), O E. thiamine pyrophosphate (TPP), OF. none of the above. 12 Which lipoproteins pick up cholesterol from non-liver tissues, including foam cells at...
During the aerobic metabolism of glucose, glucose is ____________. Reduced to form water Oxidized to form...
During the aerobic metabolism of glucose, glucose is ____________. Reduced to form water Oxidized to form water Reduced to form CO2 Oxidized to form CO2 Which of the following describes the equation: FAD + XH2 à FADH2 + X. FAD is reduced to FADH2 It is a coupled reduction – oxidation reaction XH2 is oxidized to X All of the above Which of the following is FALSE about glycolysis? The initial steps of glycolysis requires energy derived from the splitting...
15. During high intensity exercises, which substrate is metabolized anaerobically? a. Glucose b. Triglycerides c. Protein...
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...
Of the ___ amino acids required for healthy adults, ___ are considered indispensable because the body...
Of the ___ amino acids required for healthy adults, ___ are considered indispensable because the body cannot make them and must get them from food. a. 9; 20 b. 20; 9 c. 3; 17 d. 17; 3 Proteins of muscle and connective tissue are ______ proteins, whereas hemoglobin is a _____ protein. a. structural; transport b. hormone; transport c. structural; immune d. hormone; structural Protein digestion starts in the ____ with _____, which will begin to _____ the protein. a....
1. During the aerobic metabolism of glucose, glucose is a. Reduced to form water b. Oxidized to form water c. Reduced to form CO2 d. Oxidized to form CO2 2. Which of the following describes the equation: FAD + XH à FADH2 + X. a. FAD is reduced to FADH2 b. It is a coupled reduction - oxidation reaction c. XH, is oxidized to X d. All of the above 3. Which of the following is FALSE about glycolysis? a....
An amino acid that does not derive its carbon skeleton, at least in part, from aspartate? OA isoleucine, B-lysine, Cmethionine, D.proline, E.threonine. OF. all of the above derive some carbon from OAA. QUESTION 11 The coenzyme involved in a transaminase reaction is? A. tetrahydrofolate (FH4) B. lipoic acid, OC. nicotinamide adenine dinucleotide phosphate (NADP+), OD.pyridoxal phosphate (PLP), O E. thiamine pyrophosphate (TPP), OF. none of the above. 12 Which lipoproteins pick up cholesterol from non-liver tissues, including foam cells at...
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...
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