Select ALL of the following that are made during the Kreb's Cycle. ATP CO₂ NADH FADH2
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- During Krebs cycle, the conversion of isocitrate to alpha-keto glutarate involves all of the following reactions/mechanisms except Reduction of isocitrate Reduction of NAD+ Decarboxylation of isocitrate Oxidation of isocitrateWe have discussed the aerobic metabolism of glucose extensively in this class. To capture and use the energy in glucose to make ATP, we must utilize 4 different sequential pathways/steps. Starting with one glucose molecule and eventually ending with CO, H;O and ATP, list the 4 pathways/steps in order and tell me what molecules enter each pathway, and what the final products of each pathway are. Edit View Insert Format Tools Table 12pt v Paragraph v BIUAv ev Tov : IThe name of the enzyme that catalyzes the conversion of ATP to CAMP is: CAMP synthase Adenylyl cyclase Phosphodiesterase Pyrophosphate OO 00
- asapNet moles of ATP produced by one mole of acetyl CoA entering the TCA cycle is: 9 38 4What type of regulation would be expected when anaerobic metabolism is occurring in the muscle? Select all that apply. O Activation of pyruvate dehydrogenase kinase O Increased levels of calcium to activate pyruvate dehydrogenase phosphatase O Phosphorylation of pyruvate dehydrogenase O Inhibition of pyruvate dehydrogenase complex O Increased levels of NADH to activate citrate synthase O Increased levels of NADH to inhibit alpha-ketogluterate dehydrogenase complex O Increased levels of acetyl CoA to activate pyruvate carboxylase for gluconeogenesis
- NADH is generated by all of the following Krebs cycle enzymes except: alpha-ketoglutarate dehydrogenase isocitrate dehydrogenase succinate dehydrogenase pyruvate dehydrogenase malate dehydrogenaseHow many ATP are produced via the Kreb's cycle (total, directly, & indirectly)?Given the following question on the image identify the following:1. Total number of glucose molecules entering glycolysis2. Total number of pyruvate molecules produces at the end of glycolysis3. Total number of mitochondrial NADH produced after pyruvate is acted upon pyruvate dehydrogenase complex4.Total number of CO2 released right after the pyruvate dehydrogenase complex reactionConsider that the shuttle system is maltase-aspartate shuttle
- A 28-year-old man experiences prolonged apnea following the administration of succinylcholine for tracheal intubation. A hereditary deficiency of which of the following enzymes is most likely responsible for this condition? Answers A-E A Acetylcholinesterase B Butyrylcholinesterase C Cytochrome P4503A D Glucose-6-phosphate dehydrogenase E Monoamine oxidaseThe glutamate dehydrogenase (GDH) catalyses the following reaction: H +H₂N- -C -COO CH₂ CH₂ COO™ acide glutamique + NAD + H₂O GDH Time (min) A340 COO™ c=o CH₂ 5 1 2 3 4 1.760 1.718 1.675 1.635 1.595 CH₂ COO + NH4+ NADH + H+ acide a-cétoglutarique The activity of GDH is monitored in the sense of the formation of glutamate using the following conditions: 0.2 mL of 5 M ammonium sulphate 2.4 mL of buffer at pH 8 0.1 mL of NADH at 6.15 mg.mL-¹ (M = 709 g.mol-¹) 0.2 mL of 1 M a-ketoglutarate solution Warm mixture at 25 °C for 5 min Add 0.1 mL of GDH solution containing 1.6 mg.mL-¹protein to start the reaction. The change in absorbance at 340 nm is monitored, in a 1-cm cuvette, every minute for 10 min. Results are given in the table below: Data ENADH at 340 nm = 6220 M¹.cm7 6 7 8 9 10 1.550 1.510 1.489 1.476 1.451 Calculate ammonium sulphate, NADH, concentrations in the reaction medium at t = 0. proteins - Draw the graph A = f(t). Calculate A340 at t = 0 and place this point on the curve. -…Define GLUCONEOGENESIS. Give three reasons why is gluconeogenesis important in the Cori cycle?