What do you call the intermediate that condenses with acetyl CoA as it enters the tricarboxylic acid cycle forming citrate?
Q: Why is acetyl CoA an especially appropriate activator for pyruvate carboxylase?
A: The citric acid cycle (TCA) is a catabolic process. It is a series of chemical reactions in which…
Q: Which of the enzymes in glycolysis are NADH linked dehydrogenases?
A: Glycolysis is the first step in energy production from glucose. Carbohydrates from the food are…
Q: The tricarboxylate transport system supplies cytosolic acetyl-CoA for palmitate synthesis. What…
A: The biosynthesis of plamitate requires acetyl-CoA and also the input of chemical energy in two forms…
Q: Which of the following cofactors is NOT used by the pyruvate dehydrogenase complex? a. NAD+ b. FAD…
A: The pyruvate formed by the process of glycolysis is converted into acetyl-CoA. The reaction is…
Q: Glycolysis reaction produces a molecule of Acetyl CoA. True or False?
A: Cellular respiration is that the process by which organisms mix oxygen with food molecules,…
Q: What are the steps involved (in order) in the conversion of pyruvate to acetyl CoA?
A: Conversion of pyruvate to acetyl CoA: Pyruvate is the end product of glycolysis and acetyl CoA is…
Q: Which of the following is a key molecule that functions as oxidation end product in the catabolism,…
A: Fatty acids undergo a catabolic process known as a beta-oxidation pathway in order t generate energy…
Q: What are the precursors needed to synthesize myristic acid? O 7 malonyl-CoA H O 3 acetyl-CoA, 4…
A: Introduction: Myristic acid is also known as tetradecanoic acid, which is a saturated fatty acid…
Q: What do you mean by acetyl-CoA carboxylase?
A: The term ‘Enzyme’ stands for the biochemical messengers present in the body. These secreted from…
Q: How many ATP molecules result from the processing of 10 acetyl CoA molecule through the common…
A: Glucose is metabolized through the glycolytic pathway, whose end product is the three carbon…
Q: Which enzymes of the citric acid cycle are missing from the glyoxylate cycle?
A: The glyoxylate cycle utilizes five of the eight enzymes associated with the tricarboxylic acid…
Q: If the w-carbon atom of a fatty acyl CoA molecule with a C18 chain is labeled with C14, how many…
A: Fatty acids consist of an carboxylic acid group at one end of the molecule, thus making it an acid.…
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 function of Pyruvate carboxylase, Alcohol dehydrogenase
A: Introduction: The major source of energy for all the living cells on this planet is carbohydrates.…
Q: Acetyl-CoA is directly made from which organic molecule?
A: Acetyl-CoA (Coenzyme A) is a 2-carbon organic compound that enters unto citric acid cycle in 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: To which class does each enzyme belong? Explain hexokinase alanine aminotransferase alcohol…
A: The International Union of Biochemists (IUB) classifies enzymes into six functional classes based on…
Q: what is the inhibitor of Acetyl-Co
A: Fatty acid metabolism includes Fatty acid biosynthesis (an anabolic process) and β- oxidation of…
Q: In the presence of an excess of [14C]acetyl- COA, the metabolic pool of malonyl-CoA becomes labeled…
A: Lipids are the biomolecules that are esters of fatty acids along with alcohol where fatty acids are…
Q: What is the significance of acetyl-CoA as a "strategic intermediate" in respiration?
A: The Krebs cycle is a metabolic mechanism that aids in the conversion of the pyruvate molecule to…
Q: What reaction brings acetyl CoA into the citric acid cycle?
A: ATP is the energy currency for all living cells. The citric acid cycle is a combination of 8…
Q: The synthesis of acetyl-CoA from pyruvic acid serves as a bridge between which of the following…
A: Aerobic respiration occurs in presence of oxygen. It includes glycolysis, citric acid cycle and…
Q: Why is acetyl-CoA considered the central molecule of metabolism?
A: Metabolism is the term used to describe set of chemical reactions that are involved in the living…
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: How Is Pyruvate Oxidatively Decarboxylatedto Acetyl-CoA
A: Oxidative decarboxylation is a process in which carbon dioxide is produced through removal of a…
Q: Which citric acid cycle intermediate can move from the mitochondria into the cytoplasm to become the…
A: TCA cycle is the final common oxidative pathway for fats, carbohydrates and amino acids. Various…
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 is the common end-product of the catabolism of the branched chain amino acids that are…
A: Amino acids are converted to the TCA cycle intermediates through transamination reactions. The TCA…
Q: If the carbonyl carbon of acetyl-CoA were marked with 14C, where would that carbon be located within…
A: Metabolism includes biosynthesis/ reduction (an anabolic process) and oxidation (catabolic…
Q: How many molecules of acetyl CoA, FADH2, and NADH are produced in the catabolism of a molecule of…
A: Arachidonic acid is a polyunsaturated fatty acid contained in the phospholipids of the body's cell…
Q: Malate synthase, an enzyme of the glyoxylate cycle, catalyzes the condensa- tion of glyoxylate with…
A: Cellular respiration is a catabolic pathway of the process of metabolism, where a series of chemical…
Q: How does pyruvate from glycolysis get to the pyruvate dehydrogenase complex?
A: Pyruvate dehydrogenase complex : It is a complex of three enzymes that converts pyruvate into…
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…
Q: In the reaction catalyzed by malate dehydrogenase, which of the following molecules is classified as…
A: Malate dehydrogenase enzyme is involved in the TCA cycle that occurs in the mitochondrial matrix.…
Q: The acetyl group of acetyl-CoA is derived from the breakdown of lipids, carbohydrates, and certain…
A: Acetyl Co A is a two carbon intermediate produced by the reaction of pyruvate dehydrogenase complex.…
Q: Explain the difference of carbohydrate (glycolysis) from lipid (β-oxidation) metabolism in terms of…
A: It is asked to explain the difference of carbohydrate (glycolysis) from lipid (β-oxidation)…
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: Which of the following is NOT a component of the pyruvate dehydrogenase complex? a. dihydrolipoyl…
A: PDC is a multi-enzyme complex that catalyzes the conversion of pyruvate to acetyl-CoA during…
Q: What one carbon waste product of cellular respiration is formed as the 3 carbon product of…
A: Cellular respiration It refers to the process through which organisms utilize oxygen for the…
Q: An intermediate of the citric acid cycle that undergoes reductive amination with glutamine as…
A: The citric acid cycle is a set of chemical reactions that release energy from carbs, lipids, and…
Q: What is the final fate of the carbons in acetyl-CoA after several turns of the citric acid cycle?
A: Citric acid cycle: It is a series of chemical reactions used by all aerobic organisms to release…
Q: what is the metabolic reaction\pathway in which the propionyl CoA caboxylase evzyme is involved ? (…
A: The series of chemical events that keep organisms alive is known as metabolism. Food is converted to…
Q: Does Pyruvate Dehydrogenase Complex have coenzymes and Allosteric regulation?
A: Pyruvate dehydrogenase complex (PDC) is a three-enzyme complex that decarboxylates pyruvate into…
Q: What is the purpose of converting citrate to isocitrate in the Citric Acid Cycle?
A: Krebs cycle is also known as the citric acid cycle or tricarboxylic acid cycle. This cycle takes…
Q: The same reactions that were seen in the process of converting pyruvate to acetyl-S-CoA, occur in…
A: Cellular respiration is a series of metabolic reactions and processes carried out in the cells of…
Identify what is being asked?
Step by step
Solved in 2 steps
- Study Figure 19.18 and decide which of the following statements is false. Pyruvate dehydrogenase is inhibited by· NIADH. Pyruvate dehydrogenase is inhibited by AΤΡ. Citrate synthase is inhibited by NADH. Succinyl-CoA activates citrate synthase. Acetyl-CoA activates pyruvate carboxylase.How many times does stearic acid (CH3(CH2)16COOH) spiral through the β@oxidation pathway to produce acetyl-CoA?When one of the acetyl CoA is processed through the citric acid cycle, how many times does a secondary alcohol group is oxidized to a ketone group?
- How many moles of Acetyl CoA are produced from the beta oxidation of Lauric Acid?How Is Pyruvate Oxidatively Decarboxylatedto Acetyl-CoAHow many molecules of acetyl CoA, FADH2, and NADH are produced in the catabolism of a molecule of arachidonic acid, an 20-carbon carboxylic acid? How many times does the spiral reaction sequence occur
- what is the metabolic reaction\pathway in which the propionyl CoA caboxylase evzyme is involved ? ( what is the propionayl CoA carboxylase doing\function in the cell)What else can acetyl coA be formed from?What is the common metabolic pathway of Acetyl-CoA, the TCA Cycle, and the Electron Transport Chain (ECT).? Explain the process involved.