How many moles of ATP can be gained from the catabolism of the following substrates to pyruvate: a. 1 mole glucose-6-phosphate b. 2 mole lactose c. 3 mole glycerol
Q: Describe how pyruvate concentration in the matrix of the mitochondria increases based on the glucose…
A: The process of breakdown of glucose to yield two molecules each of pyruvate, ATP (adenosine…
Q: Explain the fate of each carbon during the completeaerobic metabolism of glucose.
A: Glucose, a six-carbon compound, enters glycolysis to form two pyruvate molecules (3 carbon…
Q: When fructose present in either liver or muscle undergoes glycolysis to form pyruvate, how many…
A: Glycolysis is a process in which the molecule of glucose breakdown into pyruvate and release energy…
Q: In addition to ATP and pyruvate, NADH and H2O are other end products of glycolysis? a. False O b.…
A: Cellular respiration is respiration takes place in the cell in which glucose is broken down to…
Q: How many molecules of NAD+ are required to convert one molecule of glucose to pyruvate?
A: Glycolysis is the first step in the cellular respiration process where six molecular glucose was…
Q: After
A: Introduction :- After glycolysis, pyruvate is converted into acetyl CoA in order to enter the…
Q: What would happen to the ATP yield of cellular respiration if: The inner membrane of the…
A: The cellular respiration involves breakdown of glucose and production of energy in the form of ATP.…
Q: Approximately, how many ATP molecules can the cell synthesize for each molecule of pyruvate oxidized…
A: Number of ATP produced in one pyruvic acid in conversion of acetyl CoA is equal to 3 , during…
Q: Certain tissues, such as the heart muscle, can use lactate as an energy substrate. How much ATP is…
A: Lactate generated by RBC is used by heart, it is oxidized to carbon di oxide and water, following…
Q: Pyruvate kinase, a glycolysis enzyme
A:
Q: The liver converts a variety of pyruvate- forming substances to glucose during starvation. Which of…
A: Glucose is the principal source of energy in organisms. Often other sources of carbohydrates and…
Q: What is the total ATP yield from the oxidation of one mole of pyruvate? Show your calculations.
A: Pyruvate is produced by glycolysis in the cytoplasm, but pyruvate oxidation takes place in the…
Q: Explain why one more ATP is produced when glucose is obtained from glycogen rather than used…
A: Glucose is a monosaccharide sugar molecule with six-carbon. It is an important energy source for…
Q: Which of the following enzymes are involved in gluconeogenesis ? a) Pyruvate carboxylase b)…
A: Gluconeogenesis is the pathway of formation of glucose from glucogenic amino acids with the help of…
Q: The gross yield of ATP from the metabolism of glucose to two molecules of pyruvate is four molecules…
A: Carbohydrates are the primary source of energy used by the body. They are a colourless, crystalline…
Q: The reduction of NAD+ producesa. acetyl CoA.b. pyruvate.c. NADH.d. oxygen gas.
A: Nicotinamide adenine dinucleotide (NAD+) is a coenzyme that takes part in many biological processes…
Q: What enzyme will be used if only the non-oxidative portion of the pentose phosphate pathway is…
A: An alternative pathway for glucose oxidation is the pentose phosphate pathway(PPP) or…
Q: How is energy carried from glucose into the mitochondrial electron transport chain? Why is…
A: 1. The Electron Transport Chain: ATP for Life in the Fast Lane Toward the finish of the Krebs Cycle,…
Q: If the C-3 carbon of glucose were labeled with 14C, which of the carbon atoms in pyruvate would be…
A: Glycolysis is defined as a metabolic pathway in which glucose gets converted into pyruvate, and a…
Q: Palmitic acid is synthesized from the excess citrate from increased catabolism of glucose that…
A: Palmitic acid is a 16-carbon saturated fatty acid. The biosynthesis of this fatty acid consists of…
Q: Which of the following is true concerning the function of lipoic acid in pyruvate metabolism? a.…
A: The anaerobic metabolism of glucose in glycolysis forms pyruvate. Gluconeogenesis is the process by…
Q: The first enzyme in the Krebs cycle is the A.citrate synthase B.pyruvate dehydrogenase C. α-…
A: Kreb's cycle is also called as citric acid cycle or TCA (Tricarboxylic acid cycle). It is a common…
Q: A dietary supplement containing pyruvate is available. Using your knowledge of cellular respiration,…
A: Respiration is a catabolic biochemical process that involves the stepwise complete or incomplete…
Q: Prepare a sketch showing how the individual reactions of the three enzymes of the pyruvate…
A: 1)pyruvate lose co2 and HETPP is formed 2)hydroethyl group is transferred to lipoic acid and…
Q: During glycolysis, glucose is converted to pyruvate. Pyruvate then is converted to Acetyl coA and…
A: Glycolysis and TCA cycle are metabolic pathways in the cell. In glycolysis one molecule of glucose…
Q: Which of the following enzymes are inhibited by ATP? (choose all the correct answers) citrate…
A: ATP has pleiotropic effects may activate or inhibit the enzymes. ATP inhibits the enzyme by…
Q: ___ molecules of ATP are ultimately formed per every acetyl-CoA that enters the citric acid cycle…
A: The TCA cycle is one of the central metabolic pathways for the supply of energy in the living body.…
Q: Outline the conditions that direct pyruvate toward the following:(a) Entry into the citric acid…
A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…
Q: Which of the following is incorrect about the pyruvate dehydrogenase reaction? a. It links…
A: Pyruvate dehydrogenase is the enzyme that catalyses the important reaction that involves the…
Q: It is the product when pyruvate is directly reduced by NADH without the release of CO2
A: Pyruvate is the end product of glycolysis in aerobic condition. One glucose molecule break down into…
Q: To which class does each enzymes belong? Explain you answers. a. pyruvate decarboxylase b.…
A: Enzymes are biological catalysts that accelerate a chemical reaction. Enzymes are proteins. Enzymes…
Q: What is the name of the enzyme? 1. A) pyruvate dehydrogenase NADH + H* NAD* B) pyruvate kinase Ć=0…
A: Enzymes refer to a protein that aids in the conversion of reactants to form products. They decrease…
Q: What three steps are included in the breakdown of pyruvate? Explain the importance of Acetyl Co A as…
A: Animal cells produce ATP by cellular respiration, whereas plant cells produce carbohydrates through…
Q: Oxidation of pyruvate occurs in the of the Mitochondria a. Matrix ....... Inner membrane b.…
A: Pyruvate - Pyruvate is an important chemical compound. It is the final product of the Glycolysis…
Q: Explain why one more ATP is produced when glucose is obtained from glycogen than when it is directly…
A: Glucose is the most abundant monosaccharide made by plants and most algae during photosynthesis from…
Q: Mitchondrial matrix contains enzymes of: a. Pyruvate dehydrogenase b. TCA cycle enzyme c. Acyl CoA…
A: Mitochondria consists of inner membrane , Matrix and outer membrane . All these parts contains…
Q: What happens to a pyruvate molecule when it is oxidized? Explain what is formed and where electrons…
A: Pyruvate is a three-carbon atom molecule that presents with carboxylate and ketone groups as…
Q: The aspartate–malate shuttle transfers electrons from cytoplasmic NADH to the electron transport…
A: Malate-aspartate shuttle is responsible for the transfer of electrons from NADH produced by…
Q: In absence of oxygen, pyruvate is converted into lactate in muscle because
A: Anaerobic glycolysis is the process where glucose is converted to lactate when sufficient amounts of…
Q: Explain why pyruvate cannot be converted to glucose in an exact reverse of the glycolysis pathway.
A: Glycolysis is the metabolic breakdown of glucose into pyruvate and releasing energy in the process.…
Q: Assume that glycolysis is completely inhibited and thus glucose cannot be converted to pyruvate.…
A: Glycolysis is a ten-step pathway of glucose breakdown that involve the production of three carbon…
Q: You know that during oxidative phosphorylation, 1 NADH creates 2.5 ATP and 1 FADH2 creates 1.5 ATP.…
A: The breakdown of glucose takes place during glycolysis is in which there isa net gain of 8 ATP The…
Q: Suppose that in an organism protein synthesis rates accelerated and ATP levels are high. What…
A: Here the additional role of pyruvate is that conversion to Acetyl-CoA.
Q: Which glycolysis reactions are catalyzed by the following enzymes?(a) Pyruvate kinase(b)…
A: Glycolysis is the process, during which glucose molecule is converted into molecules of pyruvate.
Q: For the citric acid cycle to occur, pyruvate must be transported from _____________ where glycolysis…
A: The series of chemical reactions that involve the conversion of the stored energy content is termed…
Q: Cyanide blocks the mitochondrial electron transport chain. This inhibits ATP synthesis via oxidative…
A: Cyanide poisoning is defined as the poisoning resulting from exposure to different forms of cyanide.…
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A: Arsenic is a heavy metal that is predominantly toxic in nature. It can occur in both organic &…
Q: What happens to the pyruvate generated in glycolysis before it enters the Krebs cycle? Explain with…
A: Glycolysis It is a molecular pathway in which the glucose is breakdown into simpler molecules to use…
Q: Glycolysis is regulated primarily by _______________. a. three strongly exergonic, non-equilibrium…
A: The pathway that transform glucose to pyruvic acid is known as glycolysis. The free energy that is…
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- The glucose that enters the glycolysis pathway is split into two molecules of _____. a. ATP b. phosphate c. NADH d. pyruvateWhat products of glucose oxidation are essential for oxidative phosphorylation? answer choices A.) NADPH and ATP B.) NADH and FADH2 C.) Pyruvate D.) Acetyl CoAAt the end of glycolysis, a six carbon glucose has been converted to: Question 11 options: a) two pyruvates b) one acetyl CoA c) two oxaloacetates d) two carbon dioxides
- Which of the following is true concerning the function of lipoic acid in pyruvate metabolism? a. transfer of acetyl groups b. pyruvate decarboxylation c. conversion of pyruvate to lactate d. oxidation of FADH2 to yield NADHWhich of the following reactions is the most exergonic? a Conversion of PEP to Pyruvate b Conversion of Glucose-6-phosphate to Glucose c All of the reactions are equally exergonic. d Hydrolysis of ATPa) How many moles of ATP can be gained from the catabolism of the following substrates to pyruvate? 2 Mole mannose 2 Mole lactose mole glycerol. b) Name three metabolic processes in the cell that are enhanced and two that are inhibited in response to the hormone insulin
- A dietary supplement containing pyruvate is available. Using your knowledge of cellular respiration, predict any health benefits or risks might be associated with taking such a supplementImagine a scenario in which a cell has no oxygen and pyruvate is absent, and therefore, NADH can't transfer hydrogens back to pyruvate. What will happen to glycolysis? Explain your answer.What specific reaction cannot occur due to the presence of cyanide? A.Transfer of electrons to co-enzymes B.Inability to strip a carbon from pyruvate C.Transfer of electrons to and between carrier proteins D.Addition of a phosphate onto ADP to make ATP
- You know that during oxidative phosphorylation, 1 NADH creates 2.5 ATP and 1 FADH2 creates 1.5 ATP. From this information, how many total ATP molecules will be produced from the complete oxidation of pyruvate?Which of the given process does not occur in mitochondria? a.Formation of acetyl CoA b.Oxidation of NADH + Ht c.Citric acid formation d.Conversion of pyruvic acid to acetaldehydeThe enzyme that decarboxylates pyruvate before it gets converted to Acetyl CoA is a. Pyruvate dehydrogenase b. Pyruvate decarboxylase c. Pyruvate carboxylase d. Pyruvate oxidative decarboxylase