GTP or ATP is produced during the conversion of ________. a. isocitrate into α-ketoglutarate b. succinyl CoA into succinate c. fumarate into malate d. malate into oxaloacetate
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GTP or ATP is produced during the conversion of
________.
a. isocitrate into α-ketoglutarate
b. succinyl CoA into succinate
c. fumarate into malate
d. malate into oxaloacetate
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- Beta oxidation is ______. a. the breakdown of sugars b. the assembly of sugars c. the breakdown of fatty acids d. the removal of amino groups from amino acidsWhich of the following is NOT a physiological role of phosphorus? Select one: a. Required for ossification of bones during embryonic development b. Required for enzymatic conversions in glycolysis c. Links together ribose sugars and their associated nitrogenous bases d. Important compound required to inhibit auto-oxidation of fatty acidsAcetyl CoA is generated from ________. A. oxaloacetate B. pyruvic acid C. citric acid D. water
- Oxidative phosphorylation is the process by which the free energy obtained from the oxidation of metabolic fuels is used to generate ATP. (a).Which enzyme reaction controls oxidative phosphorylation? (b).Describe the way this enzyme controls oxidative phosphorylationCyanide makes a bond to cytochrome in the electron transport chain located in the mitochondria, rendering the electron transport chain useless. The cyanide ingestion in death due to which of the following? a) Starvation, due to an inability to create glucose.b) Build up of lactic acid.c) Inability to take in oxygen through the lungs.d) Cellular death from lack of energy.Transamination is the process whereby the amine group of an amino acid is _____ a) removed from the amino acid b ) converted to urea c ) transferred to a keto acid d ) transferred to acetyl CoA
- Which is true of brain metabolism in starvation? a. The brain can use glucogenic amino acids for energy b. The brain can only use glucose as fuel c. Up to a quarter of the energy requirement of the brain can come from fatty acids. d. Up to half the energy requirement of the brain can be met by ketone bodiesA patient complains of painful muscle cramps when performing strenuous physical exercise. A muscle biopsy indicates a higher than normal concentration of muscle glycogen. a. Which enzyme of glycogen metabolism is affected? b. Discuss how the defect of this enzyme affects glycogen metabolism.Which of the following choices describes a likely metabolic consequence of thiamin deficiency in animals. Select one: a. Increased gas production in the rumen b. Impaired vision c. Decreased ATP synthesis d. Increased osmotic water influx into the lumen of the small intestine e. Increased serum cholesterol in the blood
- What might you expect if a mutation caused the ATP-allosteric site on phosphofructokinase to be permanently inactive? a. Less glucose transported into the cell. b. No effect on ATP production. c. Decreased ATP production d. Excessive ATP production.Changes in blood pH would largely be a direct result of decreased metabolic flux through a) The Citric Acid Cycle b) Lipid synthesis c) Glycogen synthesis d) Urea Cycle e) Glycolysis f) Oxidative PhosphorylationIf you fed a mouse a diet made up of exclusively Leucine, the mouse would eventually: A、Undergo extensive gluconeogenesis B、Enter ketosis C、Have a buildup of α-Ketoglutarate D、gain weight E、have a buildup of succinyl-CoA