Please explain the role of pantothenic acid-derived CoA as a carrier of acetyl group in carbohydrate metabolism
Q: what happens to acetyl CoA concentrations when oxaloacetate concentrations are depleted through…
A: Gluconeogenesis is a metabolic pathway that results in the generation of glucose from certain…
Q: Elevated liver NADH levels favors gluconeogenesis.Explain this statement.
A: Gluconeogenesis is a metabolic pathway that results in the generation of glucose from certain…
Q: If a person is starving for a prolonged time, an excessive build up of Acetyl CoA ultimately leads…
A: Acetyl Co-A can be synthesized during starvation from either amino acids or fatty acids. The end…
Q: Glucagon secretion inhibits intracellular acetyl-CoA carboxylase activity through a number of…
A: The hormone glucagon is capable of regulating the activity of acetyl-CoA carboxylase. It activates…
Q: Name three enzymes and/or genes that you will evaluate in order to verify increased de novo…
A: Lipogenesis is a metabolic pathway in which conversion of acetyl CoA to triglycerides happen. It…
Q: True or false Ketone body synthesis requires transportation of acetyl-CoA through the inner…
A: Acetone, acetoacetate and 3 beta hydroxybutyrate are known as ketone bodies. They are produced from…
Q: A deficiency in which of the following B vitamins would NOT directly impact the ability of cells to…
A: Deficiencies in all of the above would directly impact the ability of cells to convert pyruvate into…
Q: The acyl-CoA dehydrogenase deficiency diseases are a groupof inherited defects that impair the…
A: Enzymes are the type of protein that acts as biological catalysts. It speeds the rate of reaction…
Q: the conversion of fatty acids to 2-carbon units of acetyl CoA ketogenesis the conversion of an amino…
A: Metabolic pathways can be linear , cyclic or spiral. Flow of metabolites through metabolic pathway…
Q: Although both acetyl-CoA and succinyl-CoA are high-energy thioesters, their chemical energy is used…
A: A tricarboxylic acid (TCA) cycle, commonly known as the Krebs or citric acid cycle, is the primary…
Q: Acetyl-CoA O is involved in the pentose phosphate pathway O is directly involved in the urea cycle…
A: Acetyl-CoA is a substance that takes part in several biochemical reactions in protein, carbohydrate…
Q: The conversion of acetyl CoA to malonyl CoA is the rate-limiting step in fatty acid synthesis. Which…
A: Fatty acid biosynthesis is a process where fatty acids are generated from various compounds &…
Q: Which of the following is NOT part of the multi-enzyme complex of fatty acid synthase? O enoyl-ACP…
A: Fatty acid synthase is a multi-enzyme protein that catalyzes Fatty acid synthesis. Its main function…
Q: Can you please pick the right answer in each parentheses? Cholesterol levels in human serum are…
A: Cholesterol refers to the fat-like substance produced by the liver (also obtained from the diet). It…
Q: What is the difference between? HMG CoA in cholesterol biosynthesis and in ketone bodies synthesis…
A: Hi! Thank you for the question. As you have posted a question with multiple subparts, I will be…
Q: What is the rate-limiting step in the synthesis of acetyl CoA? oxidation regeneration of…
A: The first step in Krebs cycle requires Acetyl CoA and Oxaloacetate to form Citrate. But how is the…
Q: Elevated liver NADH levels favors gluconeogenesis. Explain this statement?
A: Gluconeogenesis is rather literally translated as 'new glucose synthesis'. It is a metabolic process…
Q: Which of the following is not made from excess Acetyl CoA when a person is starving? Acetone…
A: During starvation, glucose and glycogen are already consumed by the person during the first 24…
Q: Release of Acetyl CoA from the ketoacy| CoA is catalyzed by
A: First question answer is option c- thiolases,
Q: Please answer yes or no and give a explanation please, thank you :) -Can acetone be formed from…
A: The molecules that contain a ketone group and are produced by the liver as an alternate source of…
Q: Acetyl-CoA and succinyl-CoA are both highenergy thioesters, but their chemical energy is put to…
A: The tricarboxylic acid (TCA) cycle, is also known as the Krebs or citric acid cycle, is the main…
Q: Glucagon secretion causes inhibition of intracellular acetyl-CoA carboxylase activity by several…
A: Glucagon, a hormone, has the ability to regulate the activity of acetyl-CoA carboxylase. It is able…
Q: Which of the following lipid metabolism enzymes would be functioning in liver during a fast? Choose…
A: When the quantities of circulating glucose and insulin become low during fasting state, which…
Q: The number of CO2 molecules liberated for each molecule of acetyl-CoA during oxidative…
A: The tricarboxylic acid cycle also called a citric acid cycle or Krebs cycle is the second stage of…
Q: Describe five possible fates for glucose 6-phosphate in the liver.
A: The liver is a major metabolic site. The metabolism of drugs, detoxification, amino acid metabolism…
Q: CH3CH2OH + NAD+ --> CH3CHO + NADH +H+ Explain how this reaction inhibits the production of pyruvate…
A: Ethanol is mostly consumed by humans, which gets metabolized readily in the liver. It is generally…
Q: Indicate what will happen ( increase, decrease or no effect) tothe activity of the enzyme or rate of…
A: Metabolism refers to the anabolism as well as catabolism of biomolecules including lipids, proteins,…
Q: All of the following are true with respect to alpha-glucosidase inhibitor, except:A. It inhibits…
A: Diabetes type 2 is adult-onset diabetes and is identified by a high level of sugar in the blood,…
Q: Humans do not undergo net synthesis of carbohydrate from acety COA yet carbons of acetyl COA can be…
A: Amino acids are vital for the nourishment of all organisms. They also play a crucial role in the…
Q: Degradation of fats as an energy source involves all of the following excepta) β -oxidation.b)…
A: Fatty acid metabolism involves various metabolic processes related to fatty acids. Fatty acids are…
Q: Explain why HMG-CoA reductase is the rate-limiting enzyme of cholet rol synthesis. Show the…
A: Cholesterol is an essential component of the cells and physiological functions of the body.…
Q: When the energetic needs of hepatocytes are being met, which of the following occurs? Acetyl-CoA…
A: When carbohydrates are plentiful, the liver not only uses glucose as the primary metabolic fuel, but…
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: Consider the reactions of ketogenesis. (a) What role does acetyl-CoA play?(b) How many acetyl-CoA…
A: Ketogenesis is the biochemical process through which organisms produce ketone bodies through…
Q: _______________ is an intermediate metabolite linkage between carbohydrate and fat metabolism. A.…
A: ATP is the chief molecule that provides energy when the high energy in the ATP molecules is removed…
Q: CHOOSE THE CORRECT LETTER 1. Condensation of acetyl CoA with oxaloacetate is catalyzed by A. citrate…
A: The citric acid cycle involves the oxidation of acetyl CoA to CO2 and H2O. The cycle starts with the…
Q: What enzyme(s) is/are specifically required for the oxidation of a Aeven monounsaturated fatty acid?…
A: Enzymes are a class of proteins that are also known as biological catalysts or biocatalysts for…
Q: Mammals cannot undergo net synthesis of carbohydrate from acetyl-CoA, but the carbons of acetyl-CoA…
A: Glucose is catabolized to generate ATP by respiration. The carbon chain in glucose is oxidized and…
Q: Indicate whether each of the following statements is true or false. If false, correct the statement…
A: Malonyl-CoA is a focal metabolite in fatty acid bio-chemistry. It is the rate-deciding intermediate…
Q: Although glucose cannot be formed from acetyl-CoA, triglycerides can enter the glycolytic pathway…
A: Introduction Fats (or triglycerides) are ingested as food or synthesised by adipocytes or…
Q: Three metabolites that can result from the breakdown of the carbon skeleton of amino acids are…
A: Amino acid catabolism is a part of the whole body catabolism. Nitrogen enters the body in a variety…
Q: In Yeast, pyruvate can be directly converted into: A. acetyl-CoA and ethanol B. acetyl-CoA only C.…
A: Pyruvate is made from the glycolysis of glucose, glycolysis breaks glucose into two pyruvate.…
Q: Discuss the metabolic control for HMG CoA reductase synthesis and activity
A: HMG CoA (3-hydroxy-3-methyl-glutaryl-coenzyme A) reductase, or HMGCR, is the primary rate-limiting…
Q: Discuss the central role of glutamate in nitrogen metabolism in both muscle and the liver.
A: Many of the α-amino acids' amino groups are accumulated in the liver as the amino group of…
Please explain the role of pantothenic acid-derived CoA as a carrier of acetyl group in carbohydrate
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- Although both acetyl-CoA and succinyl-CoA are high-energy thioesters, their chemical energy is used in distinct ways. Elaborate.Name three enzymes and/or genes that you will evaluate in order to verify increased de novo lipogenesis in adipose tissue in response to CHO overfeeding and explain why pentose phosphate pathway may be important for this process.The carboxylation of acetyl CoA to synthesize malonyl CoA by acetyl CoA carboxylase requires assistance from Vitamin K Vitamin D Vitamin B5 Vitamin 87
- How many acetyl CoA molecules can be produced during the complete β-oxidation of this fatty acid?The acetyl group of acetyl-CoA is derived from the breakdown of lipids, carbohydrates, and certain _____________.Amino acids that degrade, yielding acetyl-CoA or acetoacetylCoA, are referred to as _________________.
- Explain the difference of carbohydrate (glycolysis) from lipid (β-oxidation) metabolism in terms of producing an acetyl-coA that will enter the Kreb cycle?[Alphabetical order] Name all of 7 ketogenic acids that convert to acetyl CoA and acetoacetyl CoA.After several days of starvation, the capacity of the liver to metabolize acetyl-CoA via the citric acid cycle is greatly diminished. Explain.
- The peroxisomal enzyme b-ketoacyl–CoA-thiolase does notbind medium-chain acyl-CoA, in contrast to the analogousmitochondrial enzyme. Explain why this phenomenon is anadvantage to the cell.What is the significance of acetyl-CoA to lipid metabolism?Three metabolites that can result from the breakdown of the carbon skeleton of amino acids are ketone bodies, acetyl-CoA, and glucose. Briefly describe how each of these metabolites can be produced from amino acid catabolism.