During which of the following conversions in Glycolysis is ATP generated? (more than one answer) a. 1,3-bisphophoglycerate to 3-phosphoglycerate b. Phosphoenolpyruvate to Pyruvate c. Fructose 6-Phosphate to Fructose 1,6-bisphosphate d. Glucose to Glucose 6-phosphate
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- During glycolysis (under anaerobic conditions), for each glucose molecule broken down, how many ATP molecules are used and how many are made in total? A diagram summarizing the different reactions of glycolysis is given below. ATP ADP ATP ADP Glucose Glucose-6-phosphate Fructose-6-phosphate Fructose-1,6-bisphosphate Dihydroxyacetone phosphate 2 (Glyceraldehyde-3-phosphate) Glyceraldehyde- 3-phosphate 2 (1,3-Bisphosphoglycerate) 2 (3-Phosphoglycerate) 2 (2-Phosphoglycerate) 2 H₂O 2 (Phosphoenolpyruvate) 2 (Pyruvate) 2 NAD+ + 2Pi 2 NADH + 2H 2 ADP 2 ATP -2 ADP 2 ATP 2 ATP molecules are used and 2 ATP molecules are made 2 ATP molecules are used and 4 ATP molecules are made O 6 ATP molecules are used and no ATP molecules are made O 4 ATP molecules are used and 2 ATP molecules are made O No ATP molecules are used and 6 ATP molecules are madeIn the first stage of glycolysis, the hydroxyl group on C6 of glucose is phosphorylated to form glucose-6-phosphate (G6P). In this reaction, which of the following statements is true? a. O b. d. e. Glucose kinase is used to catalyze the reaction. Hexokinase is used to catalyze the reaction. A molecule of NADH is synthesized. One ATP is synthesized. Fructose kinase is used to catalyze the reaction.In which of the following metabolic conversions is ATP “generated” during glycolysis? Glucose —> Glucose-6-phosphate 1,3-Bisphosphoglycerate —> 3-Phosphoglycerate Fructose-1,6-bisphosphate —> Dihydroxyacetone phosphate + Glyceraldehyde-3-phosphate Glucose-6-phosphate —> Fructose-6-phosphate 2-Phosphoglycerate —> 3-Phosphoglycerate
- In which of the following metabolic conversions is ATP “generated” during glycolysis? Phosphoenolpyruvate -> pyruvate 2-Phosphoglycerate —> Phosphoenolpyruvate Glucose-6-phosphate —> Fructose-6-phosphate Fructose-1,6-bisphosphate —> Dihydroxyacetone phosphate + Glyceraldehyde-3-phosphate Fructose-6-phosphate —> Fructose-1,6-bisphosphateIf glycerol-3-phosphate shuttle is active, calculate the number of ATP produced from the complete oxidation of: a. cerotic acidb. heptadecanoic acidc. palmitoleic acidThe Glycolytic pathway describes the oxidation of glucose to pyruvate with the generation of ATP and NADH Which of the following 8 statements are correct about the process of Glycolysis? a.Dihydroxyacetone phosphate is isomerized to the aldehyde glyceraldehyde 3-phosphate b. phosphoenolpyruvate is formed from the loss of a hydrogen atom on carbon 2 and a hydroxyl group from carbon 3 c. Glucose transporters only transports phosphorylated glucose d. 2 molecules of NADH is produced from the phosphorylated oxidation of Glyceraldehyde-3-phosphate e. when phosphoenolpyruvate is converted to pyruvate, 1 molecule of ATP is produced f. Fructose-1,6.biphosphate is cleaved by aldolase to form 2 molecules of glyceraldehyde-3-phosphate g. The substrate level phosphorylation of 1,3-biphosphoglycerate yields 2 molecules of ATP h. Glyceraldehyde-3-phosphate loses a hydrogen atom on carbon 1 and gains an oxygen atom i. The ketose sugar glucose-6-phosphate is…
- CHOOSE THE CORRECT LETTER Which of the following reactions does NADH act as coenzyme?A. "glyceraldehyde-3-phosphate to 1,3-bisphosphoglycerate"B. pyruvate to acetyl-CoAC. isocitrate to a-ketoglutarateD. pyruvate to lactateDetermine the number of carbon atoms present and the the total number of phosphate groups present in each of these following intermediates of glycolysis: a. Glucose 6-phosphate b. Fructose 1,6-phosphateWhich of the following glycolytic enzymes neither produces nor consumes ATP? A. phosphofructokinaseB. triose phosphate isomeraseC. pyruvate kinaseD. phosphoglycerate kinaseE. hexokinase
- How many total (NOT NET) molecules of ATP are synthesized from ADP via glycolysis of a single molecule of glucose? Explain by detailing the reactions (steps) involved.Determine the number of carbon atoms present and the the total number of phosphate groups present in each of these following intermediates of glycolysis: a. Glyceraldehyde 3-phosphate b. 3-PhosphoglycerateIndicate at what step in the glycolysis pathway each of the following events occur 1. First phosphorylation of ADP occurs 2. First “energy rich” compound is produced 3. Second “energy rich” compound undergoes reaction 4. First isomerization reaction occurs 5. Second formation of ATP occurs 6. Second “energy rich” compound is produced 7. ATP is converted to ADP for the second time 8. A dehydration reaction occurs