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- Radiolabeling with 14C-Glutamate Describe the labeling pattern that would result from the introduction into the TCA cycle of glutamate labeled at Cy with 14C.1. Is glycolysis catabolic or anabolic? Discuss the importance of glycolysis. 2. What triggers gluconeogenesis? Then, what is the main purpose of gluconeogenesis?Two of the bypass reactions of gluconeogenesis involve: phosphorylation of the metabolite using phosphate from Pi. ☐ phosphorylation of the metabolite using phosphate from ATP. dephosphorylation of the metabolite without using it to make ATP. phosphorylation of ADP using phosphate from the metabolite.
- 10. Glycogen, as the main storage form of glucosc, is an important energy reservoir. Describe the role of glycogen in providing the body with energy. To answer: a) write a scheme for glycogen mobilization, and oxidation of the end product to CO, and H,O; b) mark the reactions associated with ATP synthesis and ATP consumption in the scheme, calculate the oxidation energy yield of I mole of the final product resulting from glycogen breakdown; 1L An unconscious man with sions of alcobol poisonino was taken to the hosnital1. Explain what is the relationship between glycolysis and gluconeogenesis? 2. What activates glycolysis and inhibits gluconeogenesis? Discuss.10. General equation of anaerobic oxidation of glucose.
- 1. Calculate the ATP yield for each of the following. Assume aerobic metabolism. Show work. а) 22:0 b) beta-hydroxybutyrate (a ketone body)One possible end product of glycolysis is lactate. O True O FalseThe enzyme is considered to be alan * ÇOO ÇOO Lactate dehydrogenase HO-C-H+ NAD C=0 + NADH + H CH: Pyruvate Lactate O Oxydoreductase O Isomerase O Hydrolase O Ligase O Dehydratase
- Identify the 4 steps of gluconeoegenesis that are different from glycoslysis. Write the reactants, enzymes, cofactors/coenzymes and products involved in the gluconeogenesis pathway. П. GLUCONEOGENESIS Reactant Enzymes Coenzyme/ Product Cofactor19. Which of the following statements is true for the shown reactions? i C-S-COA CH₂ H₂C-C-OH CH₂ coo W Coo CH₂ C=0 I Acetyl-CoA CH3 x 214 Coo- 1 CH ₂ I CHOH CH3 Y A. Deficiency of oxaloacetate stimulates the formation of X and y B. Insulin signaling stimulates the formation of X and Y C. Both A and B D. Neither A nor BAll the reactions involved during gluconeogenesis occur in the cytosol except the one catalyzed by phosphoenolpyruvate carboxylase. O True O False