what is the oxidative decarboxylation of pyruvate?
Q: What are the possible metabolic fates of pyruvate?
A: The metabolic pathway can be defined as the combination of chemical reactions occurring in a…
Q: Why is pyruvate carboxylase constitutive and active in both glycolysis and gluconeogenesis?
A: The pyruvate carboxylase got multiple sub units of enzymes. Here acetyl CoA helps as an regulatory…
Q: What are the three fates of the pyruvate and list which one is aerobic or anaerobic
A: Glucose is converted into pyruvate through the process of glycolysis. Since pyruvate is the major…
Q: What is the product of the reaction when alpha-amylase acts on amylose?
A: Amylase is an enzyme that catalyzes the hydrolysis of starch. It is present predominantly in the…
Q: What is the reaction principle of alpha-amylase?
A: Alpha-amylase: It is an enzyme that is found in saliva and helps in digestion. It hydrolyses bonds…
Q: What is the difference between transamination and oxidative deamination?
A: Amino acids possess an alpha-amino group, an alpha-carboxylic group, and a side chain. The…
Q: What are the nonoxidative reactions of the pentose phosphate pathway, and why are they important?
A: Pentose phosphate pathway is an alternative to glycolyis and TCA cycle for oxidation of glucose.…
Q: What are the possible fates of glucose 6-phosphate, pyruvic acid, and acetyl coenzyme A in a cell?
A: The study of chemical reactions that occurs within living organisms is called biochemistry. This…
Q: What are the main features of gluconeogenesis?
A: Gluconeogenesis is the metabolic process by which organisms produce glucose for catabolic reactions…
Q: Why is pyruvate not oxidized to CO2 and H2O underanaerobic conditions?
A: Cellular respiration occurs in 3 stages namely pyruvate oxidation, the tricarboxylic acid cycle, and…
Q: What are the structural differences between pyruvate and lactate ions?
A: Pyruvate is the end product of aerobic glycolysis while lactate is the end product of anaerobic…
Q: what is the metabolic reaction of propinoyl CoA carboxylase?
A: Propinoyl CoA carboxylase is an enzyme responsible for carboxylation reaction. Propinoyl CoA is…
Q: What is the rule of 2 for gluconeogenesis ?
A: Gluconeogenesis is the process of formation of glucose from glucogenic amino acids. Enzymes involved…
Q: What coenzymes are associated with oxidative deamination?
A: oxidative deamination was the process of removal of amino group from the amino acid and forms keto…
Q: what is the function of Pyruvate carboxylase, Alcohol dehydrogenase
A: Introduction: The major source of energy for all the living cells on this planet is carbohydrates.…
Q: What is the properties of glucoamylase?
A: Glucoamylase : It is an amylase that cleaves the last alpha-1, 4-glycosidic linkages at the…
Q: What is the fate of cytosolic pyruvate when it is reduced by cytosolic NADH?
A: The metabolic pathway is be defined as the series of chemical reactions occurring in a living…
Q: What is gluconeogenesis?
A: Biochemistry is the study of the structure and functions of molecules involved in the living system.…
Q: How many ATP are synthesized in the metabolism of glycerol?
A: Glycerol is 3 carbon containing alcohol. it is produces when a triglyceride breaks down into its…
Q: How does fatty acid enter mitochondria via the acyl-carnitine/carnitine transporter?
A: The mitochondrial membrane is impermeable to fatty acids and so carnitine carrier system plays an…
Q: How does pyruvate carboxylase deficiency result in lactic aciduria, an illness in which lactate…
A: Glucose metabolism is regulated by hormones and feedback system.
Q: What is the normal fate of citrate formed by the condensation of acetyl CoA with oxaloacetate?
A: Introduction: The oxaloacetate combines with acetyl CoA to form citrate which is the starting point…
Q: What is a common source of pyruvate?
A: Introduction: With a carboxylic acid and a ketone functional group, pyruvic acid (CH3COCOOH) is the…
Q: How do the cytosolic and mitochondrial isozymes of glycerol 3-phosphate dehydrogenase differ from…
A: Glycerol-3-phosphate dehydrogenase, abbreviated as GPDH is an enzyme that is responsible for the…
Q: What are the similarities and differences between the reactions catalyzed by pyruvate dehydrogenase…
A: Introduction Respiration is a metabolic process involving the oxidation of organic compounds to form…
Q: What are the substrates for gluconeogenesis? What role do fatty acids play ingluconeogenesis?
A: Gluconeogenesis is the metabolic pathway that results in the generation of glucose from certain…
Q: How is hexane oxygenated during anoxic catabolism?
A: Hexane refers to alkane of six carbon atom with the molecular formula C6H14. They are colorless and…
Q: How many moles of ATP are produced from the beta oxidation of Lauric Acid?
A: β-oxidation of fatty acid occurs in mitochondria. Before β- oxidation activation of fatty acid…
Q: Why is pyruvate converted to lactate under anaerobic conditions?
A: Anaerobic Glycolysis was the process of oxidation of glucose that takes place when the oxygen levels…
Q: What is the role of HMG CoA reductase in cholesterol and isoprenoid synthesis?
A: HMG-CoA reductase is the rate controlling enzyme of the mevalonate pathway, the metabolic pathway…
Q: What are the oxidative reactions of the pentose phosphate pathway?
A: Introduction: The pentose phosphate pathway is a metabolic pathway that works in tandem with…
Q: What are the two unique enzymes of glyoxylate cycle and their reactions? What main role of the cycle…
A: The main purpose of the glyoxylate cycle is the use of acetyl-CoA for the production of glucogenic…
Q: In general, how does oxidative deamination differ from transamination?
A: When there is excess of protein or amino acids they can be degraded to ammonia or other compounds.…
Q: What is the role of pyruvate dehydrogenase and what are its products?
A: Introduction:- Pyruvate dehydrogenase is an enzyme that catalyzes the reaction of pyruvate and a…
Q: What are the three common possible fates for pyruvate produced from glycolysis?
A: Pyruvate is a significant substance compound in biochemistry. It is the yield of the metabolism of…
Q: What coenzymes are required by the pyruvate dehydrogenase complex? What are their roles?
A: A coenzyme is a non-protein component of an enzyme that is required for the enzymatic reaction to…
Q: What are the health implications of a deficiency of the enzyme, pyruvate decarboxylase?
A: The pyruvate decarboxylase enzyme is involved in the conversion of pyruvate to acetaldehyde. This…
Q: What is the first step in the conversion of 3-phosphoglycerate into the fructose 6-phosphate?
A: Gluconeogenisis is the process of synthesis of glucose from non-carbohydrate sources such as…
Q: If glycerol enters glycolysis as dihydroxyacetone phosphate, what other steps are required to form…
A: Glycolysis is the process to convert glucose to pyruvate. Glucose is a six-carbon compound whereas…
Q: How is it possible for fluoroacetate to enter the citric acid cycle?
A: Carbohydrates, in particular glucose, is preferred biomolecule for ATP generation. Glucose is…
Q: Why is a carboxylation and a decarboxylation required to form phosphoenolpyruvate from pyruvate?
A: Introduction: The end product of the glycolytic pathway is pyruvate. The structure of pyruvate is…
Q: What is the function and properties of alpha-amylase?
A: Amylases are enzymes that bring that act on carbohydrates. They belong to the enzyme class of…
Q: What reactions convert glyceraldehyde-3-phosphate to pyruvate?
A: Introduction: Glyceraldehyde 3-phosphate is converted to pyruvate In a series of steps that produce…
Q: What is the source of glycoamylase and its production?
A: Enzymes are protein molecules that are capable of accelerating the rate of a biochemical reaction by…
Q: Why is oxidative decarboxylation important?
A: The citric acid cycle is the last frequent mechanism for fuel molecules to be oxidized. It also acts…
Q: What is the role of biotin in gluconeogenesis?
A: Gluconeogenisis is the metabolic process in which glucose was synthesized from non-carbohydrate…
Q: How is acetyl coA carboxylase being regulated?
A: Fatty acids are the components of lipids. Fatty acids act as energy source when there is no dietary…
Q: What do you call the intermediate that condenses with acetyl CoA as it enters the tricarboxylic acid…
A: The pyruvate formed from glycolysis forms acetyl CoA. Then this pyruvate is converted to acetyl CoA.…
Q: What is meant by transamination?
A: Transamination is the process by which amino groups are removed from amino acid and transferred to…
what is the oxidative decarboxylation of pyruvate?
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