Under anaerobic circumstances, why is pyruvate converted to lactate?

Q: Why does it make good metabolic sense for phosphoenolpyruvate carbox- ykinase, rather than pyruvate…

A: Phosphoenolpyruvate carboxylase is an enzyme in the family of carboxy-lyases found in plants and…

Q: What is the function of the kinase associated with the pyruvate dehydrogenase complex?

A: Pyruvate dehydrogenase complex (PDC) is a complex of three enzymes that converts pyruvate into…

Q: Why is the formation of fructose-1,6-bisphosphate the committed step in glycolysis?

A: Glycolysis is the metabolic pathway that occurs in cytoplasm of the cell and converts or breaks down…

Q: What are some types of enzyme-catalyzed reactions that require pyridoxal phosphate as a coenzyme?

A: Pyridoxal phosphate serves as a coenzyme for several enzyme-catalyzed reactions. It is an active…

Q: Which isoenzyme of Lactate dehydrogenase is present in blood?.

A: Isoenzymes are physically different from of enzyme that catalyses same biochemical reactions.

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: Describe gluconeogenesis starting from lactate. What is its importance?

A: Introduction: The below answer explains the process of gluconeogenesis starting from lactate and its…

Q: Lactate dehydrogenase isoforms contain "H" and "M" subunits. In total, how many subunits are found…

A: - A dehydrogenase is an enzyme that transfers a hydride from one molecule to another. - Enzyme…

Q: Glucose is converted to pyruvate in glycolysis, yielding a netsynthesis of 2 ATP. In certain cells…

A: Gluconeogenesis is the process of synthesis of glucose from non-carbohydrate sources such as amino…

Q: Assuming that G6P is labeled at its C1 position, determine where the label will appear in the formed…

A: Pentose phosphate pathway or hexose monophosphate shunt is an alternative pathway to glucose…

Q: What are the three possible fates for Pyruvate? What the end products of two of the fates (clearly…

A:

Q: In what condition and why is pyruvate converted to lactate?

A: Pyruvic acid is produced as a product of glycolysis, which is the anaerobic metabolism of glucose.…

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 is the oxidative decarboxylation of pyruvate?

A: it occurs in Kreb cycle

Q: The glycerol derived from lipolysis of triacylglycerols is converted into glyceraldehyde…

A: Glycolysis is considered as a process in which glucose is converted into pyruvate molecule.

Q: Why does pyruvate either form acoa or lactate? What are the conditions

A: The conversion of pyruvate depends on oxygen availability:1) Aerobic Conditions (With Oxygen):…

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 3 modifications that prepare pyruvate for the Krebs Cycle?

A: Pyruvic acid (CH3COCOOH) is the simplest of the alpha-keto acids and is an organic acid and a…

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: When 1 mole of fructose 1,6-bisphosphate is converted to 2 moles of pyruvate via the glycolysis…

A: Hexokinase or glucokinase uses ATP and a phosphate molecule to transform glucose to…

Q: How many molecules of Pyruvate can form from Glycerol metabolism as a by-product of fatty acid…

A: The major precursors of gluconeogenesis are lactate, glycerol, alanine, ketone bodies like…

Q: Why is oxaloacetate an intermediate in gluconeogenesis?

A: Glucose is the primary source of energy in the body. Glucose is broken down into pyruvate by…

Q: Name the key enzymes of gluconeogenesis. Explain how lactate is converted to glucose.

A: Introduction: The below answer explains the process of converting lactate to glucose through the…

Q: Does PFK-2 (Phosphofructokinase-2) have coenzymes and Allosteric reguation?

A: Enzymes are proteins that play a major role as biochemical catalysts in speeding up a biochemical…

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: Which amino acids can be converted to pyruvate by a single enzyme-catalyzed reaction?

A: Pyruvate is a three-carbon compound that is the end product of the glycolysis pathway. Pyruvate is…

Q: What is the metabolic advantage in the conversion of glucose to lactate, in which there is no net…

A: Metabolism is term which is used to describe all chemical reactions involved in maintaining the…

Q: What is the physiological significance of the isozymic forms of lactate dehydrogenase (LDH)? Explain…

A: Lactate dehydrogenase (LDH) is a tetrameric protein that catalyzes the reversible conversion of…

Q: Name four amino acids that can be converted directly (in one step) into pyruvate or a citric acid…

A: Introduction Protein is the most abundant macromolecule in our body. Proteins perform various…

Q: What are the two major outputs of the pentose phosphate pathway? Which is responsible for dealing…

A: Pentose phosphate pathway metabolic pathway which runs parallel to glycolysis in the cytosol. 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: Why is the citric acid cycle the most efficient way to oxidise Acetyl CoA?

A: The citric acid cycle (CAC), also known as the TCA cycle (tricarboxylic acid cycle) or the Krebs…

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: Why must glucose be “primed” with a high-energy phosphate bond before it can be degraded in the…

A: Glucose is the most abundant monosaccharide made by plants and most algae during photosynthesis from…

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 is the advantage of activating pyruvate kinase with fructose-1,6-bisphosphate?

A: Glycolysis is the metabolic pathway that converts glucose into pyruvate and hydrogen ion through…

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 coenzymes of El and E2 of pyruvate dehydrogenase complex? Explain their roles and…

A: Pyruvate dehydrogenase complex is a complex of three enzymes that converts pyruvate into acetyl-CoA…