Name one reaction of glycolysis, one anaplerotic reaction, and one reaction of TCA cycle that acetyl-COA allostericqally regulates ( and declare whether it is an activator or inhibitor.)

Q: what will happen (increase, decrease or no effect) to the activity of enzyme or rate of the…

A: An enzyme is a biocatalyst that decreases the activation energy by increasing the rate of reaction.…

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 type of reaction is catalyzed by  these complexes? Describe the role of dihydrolipoamide…

A: Dihydrolipoamide dehydrogenase (DLD) is present in pyruvate dehydrogenase complex which catalyzes…

Q: Acyl-CoA synthase is the enzyme that activates a fatty acid by converting it to a fatty acyl-CoA…

A: The complete oxidation of fatty acid to CO2 and H2O takes place in 3 stages:1) Oxidation of…

Q: Acetyl-CoA + HCO3- → Malonyl-CoA However, the ΔG of this reaction is much greater than zero. In…

A: The formation of malonyl-CoA from acetyl-CoA is an irreversible three-step process, catalyzed by…

Q: After the formation of pyruvic acid it must be converted into Acetyl CoA to enter the Krebs cycle…

A: Cellular respiration involves  breakdown of glucose through a series of catabolic steps in the cell…

Q: All of the following enzymes catalyze a committed step EXCEPT: HMG-CoA reductase Fatty acyl-CoA…

A: Commitment steps in metabolic pathways are those reactions that are typically irreversible reactions…

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: List some of the advantages of organizing the enzymes that catalyze the formation of acetyl CoA from…

A: The process of glycolysis occurs to break down glucose into pyruvate and to produce some energy. But…

Q: After several days of starvation, the capacity of the liver to metabolize acetyl-CoA via the citric…

A: The citric acid cycle is involved in cell respiration and produces NADH and FADH2 for the electron…

Q: Relerences In which step (of Steps I through 4) and in which turn (first, second or third) of the…

A: Answer :- In each  four steps of Beta oxidation two carbon leave as  acetyl-CoA in one turn.  :-The…

Q: How might the level of HMG-CoA reductase activity be altered by the enzyme deficiency?

A: CHOLESTEROL is important in eukaryotic cell membranes. It is also a precursor of steroid hormones,…

Q: Do you think that the reverse of the reaction given, (Malonyl-CoA → Acetyl-CoA + HCO3-) must be…

A: Detailed explanation: Yes, the reverse reaction of Malonyl-CoA converting to Acetyl-CoA and HCO3-…

Q: Is it true that beta-ketoacyl-ACP-reductase catalyzes the committed stepn in fatty acid…

A: Beta-ketoacyl-ACP-reductase main function is to produce fatty acids of various lengths for use by…

Q: esent ane to produce the sucrose is actually points) Consider a situation where valine was used by…

A: 2 molecules of valine are required for each Glucose residue stored as glycogen. Because for…

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: A number of genetic deficiencies in acyl CoA dehydrogenases have been described. This deficiency…

A: Medium-chain acyl-coenzyme A dehydrogenase (MCAD) is one of the enzymes involved in mitochondrial…

Q: How many reduced molecules (NADH, FADH2, NADPH) will be generated by converting lineoleic acid…

A: The fats are stored in eukaryotes as triglycerides that are broken down using the enzyme Lipase to…

Q: The CO2 produced in one round of the citric acid cycle does not originate in the acetyl carbons that…

A: Cellular respiration is a series of chemical reactions that cells use to break down glucose and…

Q: Pharmaceuticals in a class called the statins inhibit theenzyme HMG-CoA reductase. What is the…

A: Statins are the drugs which inhibit the working of the enzyme HMG-CoA reductase. They are used as…

Q: Name three metabolic pathways that can

A: Pyruvate dehydrogenase complex is a multienzyme complex. It is found only in mitochondria. The…

Q: Isoleucine is degraded to acetyl CoA and succinyl CoA. Suggest a plausible reaction sequence, based…

A: The degradation of branch chain amino acids is catalyzed by an aminotransferase which was present in…

Q: How does oxaloacetate get to the cytoplasm (from mitochondria matrix) for gluconeogenesis?…

A: Gluconeogenesis is the process of the synthesis of glucose from non-carbohydrate sources. where…

Q: he immediate precursor to acetyl–CoA from glycolysis is pyruvate. a) Write the pathway (not the…

A: The process of breakdown of glucose into pyruvate is known as glycolysis during which chemical…

Q: (a) Indicate the steps involved in its oxidation to acetyl-CoA and/or other products (NADH, FADH2,…

A: Beta oxidation of FA is a metabolism of FA which is a cyclic process and at each step one…

Q: For each of the steps below, choose (A) if the step pertains to b-oxidation, (B) if the step…

A: The synthesis of fatty acid in the liver, kidney, and adipose tissues. It requires cytosomal enzymes…

Q: i) Acetyl-CoA ii) FADH2 and NADH

A: Beta oxidation of fatty acid is the hydrolysis of fatty acid to produce energy. where the fatty acid…

Q: A biological Claisen reaction occurs in the conversion of two acetyl CoA molecules to one…

A: Introduction: The condensation reactions involve the formation of new carbon-carbon bonds. The most…

Q: Calculate the number of ATPS generated from the metabolic oxi- dation of the four carbons of…

A: The oxidation of fatty acyl-CoA occurs inside the mitochondrial matrix through the sequence of four…

Q: . Glucagon secretion causes inhibition of intracellular acetyl-CoA car- boxylase activity by several…

A: Glucagon - It is a hormone, has the ability to regulate the activity of acetyl-CoA carboxylase. It…

Q: Pyruvate can enter the TCA cycle via two enzymatic reactions. Provide a simplified schematic…

A:

Q: The reaction is reversible. Check all that apply. acetyl CoA lactate ethanol

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: The peroxisomal enzyme b-ketoacyl–CoA-thiolase does notbind medium-chain acyl-CoA, in contrast to…

A: The peroxisomal enzyme beta-ketoacyl CoA thiolase does not bind medium chain acyl CoA in contrast to…

Q: Identify the label in the correct position in the following: C-1 of acetyl CoA to malate (one cycle)…

A: Pyruvate dehydrogenase complex catalyzes the reaction of oxidative decarboxylation in which…

Q: In the fatty acid degradation of the following molecule: How many Acetyl CoA, NADH, and FADH2 will…

A: The fatty acids are degraded by beta-oxidation that occurs within the mitochondrial matrix and…

Q: Complete the following description of the mechanism of the pyruvate dehydrogenase complex by using…

A: Glycolysis of one glucose molecule produces two pyruvate molecules. These pyruvate molecules are…

Q: What is(are) the product(s) of the thiolase reaction involving a sixteen carbon ß-ketoacyl substrate…

A: Fatty acids are carboxylic acids with a hydrocarbon chain ranging from 4 carbon to 36 carbons.…

Q: Glucokinase acts as a glucose sensor in hepatocytes (livercells), a- and b-cells in the pancreas,…

A: Glucose homeostasis is an essential physiological state in which the glucose levels in the body is…