Why is the TCA cycle considered to be the central pathway in the energy metabolism of a cell?

Q: If glutamate were labeled with C-14 at the delta-carbon and added via transamination to the citric…

A: Citric Acid Cycle:   is the cyclic metabolic pathway for the oxidation of various intermediates…

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: How many protons are shuttled from the matrix to the intermembrane space by the products of the…

A: Reduced coenzymes NADH and FADH2 retains most of the free energy produced during the process glucose…

Q: How Is the TCA Cycle Regulated?

A: The citric acid cycle takes place in the matrix of the mitochondrial which was central for cellular…

Q: List four products of glycolysis. How is pyruvate modified before entering the citric acid cycle?…

A: Hi! Thanks for your question. But as you have posted multiple questions and have not mentioned which…

Q: Why, do you suppose, the coenzyme for the reaction in the citric acid cycle that is catalyzed by…

A: Succinate dehydrogenase is an enzyme complex found in inner mitochondrial membrane and participates…

Q: How many turns of the citric acid cycle are implicated in accounting for the net oxidation of one…

A: The citric acid cycle, which is found to be a part of cellular respiration, takes place inside the…

Q: The citric acid cycle itself, which is composed of enzymatically catalyzed steps, can be thought of…

A: Citric acid cycle is also known as Krebs cycle or TCA cycle. This cycle occurs in the matrix of…

Q: Why is the formation of fructose1,6-bisphosphate the committed step in glycolysis?

A: Glycolysis is the process by which the glucose molecule is  broken down to produce pyruvate. The…

Q: Why is the Krebs cycle considered part of aerobic metabolism, even though O2 does not appear in any…

A: Asked : Reason for kreb's cycle : part of aerobic metabolism

Q: Under anaerobic circumstances, why is pyruvate converted to lactate?

A: Anaerobic Glycolysis is the process of glucose oxidation that occurs when oxygen levels are low,…

Q: The glucose–alanine cycle is reminiscent of the Cori cycle, but the glucose–alanine cycle can be…

A: The Cori cycle refers to the the metabolic pathway in which lactate produced by anaerobic glycolysis…

Q: Which enzyme involved in the TCA cycle produces very similar outcomes compared to pyruvate…

A: The citric acid cycle is also known as the Krebs cycle or the tricarboxylic acid cycle. It is a…

Q: Why can’t the reactions of the glycolytic pathway simply be run in reverse to synthesize glucose?

A: Metabolic pathways are defined as the set of chemical reactions occurring in the body. Metabolic…

Q: How is pyruvate modified before entering the citric acid cycle?

A: Pyruvate is the end product of glycolysis which is a breakdown pathway of a glucose molecule to…

Q: Why is the regulation of phosphofructokinase by energy charge not as important in the liver as it is…

A: A  biological cell is a hub of biochemical and metabolic activities. Enzymatic reactions occur in…

Q: Why is it essential that the mechanisms that activate glycogen synthesis also deactivate glycogen…

A: Glycogen is a polysaccharide that facilitates the energy storage functions in animals, bacteria,…

Q: How many moles of ATP are synthesized by adding stearate to TCA through B-oxidation? Why is that?…

A: From the Beta oxidation process: The P/O ratios, which give the number of ATP produced per molecule,…

Q: Why does it make metabolic sense for UTP to inhibit carbamoyl phosphate synthetase II, whereas ATP…

A: Feedback inhibition is a cellular control mechanism in which the activity of the enzyme is inhibited…

Q: Why can it be said that each glucose molecule runs the Krebs cycle twice?

A: The process of exchange of gases through different modes, like air or water, for their survival is…

Q: What are the important metabolites/cofactors and where do they come from/how do they enter the…

A: The citric acid cycle also known as tri-carboxylic acid cycle (TCA Cycle) or Kreb's Cycle occurs in…

Q: During each cycle of B-oxidation of fatty acid, all the following compounds are generated except…

A: Beta-oxidation is the process by which long chain fatty acyl CoA is degraded. Fatty acid oxidation…

Q: Two carbon atoms are fed into the citric acid cycle as acetyl-CoA. In what form are two carbon atoms…

A: The citric acid cycle is the central metabolic pathway that involves the oxidation of acetyl CoA…

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 would be the effect of the inhibition on other intermediates in the citric acid cycle?

A: Citric acid cycle occurs in the matrix of mitochondria (cytosol in prokaryotes). The net result of…

Q: Why is gluconeogenesis important in cori cycle

A: In the presence of oxygen, the pyruvate produced by glycolysis undergoes oxidative decarboxylation…

Q: What is the yield of products for each "glucose" molecule that enters the citric acid cycle

A: yield of products for each glucose molecule that enters the  citric acid cycle are : two GTP, six…

Q: Why is NADH required for gluconeogenesis?

A: Glucose is the most simple form of carbohydrate. It is also the nutrient that is the most easiest to…

Q: When one of the acetyl CoA is processed through the citric acid cycle, how many times does a…

A: In the Krebs cycle, the acetyl CoA is undergone into the cyclic process and result in the formation…

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: 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: the energetic consequences of the TCA cycle

A: Each round of the cycle oxidizes one acetate group. For each acetyl group, a AG" of -40kJ/mol is…

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: Why is it advantageous for citrate, the product of Reaction 1 of the citric acid cycle, to inhibit…

A: Glycolysis is the process by which one molecule of glucose is converted into two molecules of…

Q: Why is it reasonable for excess NADH to negatively regulate the citric acid cycle?

A:

Q: Which citric acid cycle intermediate can be converted to an amino acid in one transaminase step?

A: "Hi! As you have posted multiple questions and have not mentioned which is to be answered, we are…

Q: Why does PGAL have the highest potential energy of glycolysis?

A: Introduction: Glycolysis: The Metabolic Mechanism That Transforms Glucose To Pyruvic Acid Is Known…

Q: Why is there such a large range of ∆G for the second step of glycolysis?

A: Glycolysis is the sequence of reactions that are used to break down glucose into two three-carbon…

Q: The citric acid cycle operates only when O2 is present, yet O2 is not a substrate for the cycle.…

A: The citric acid cycle also referred to as the Krebs cycle or TCA (Tricarboxylic acid cycle) is a…

Q: Why do methanogens use the reductive acetyl-CoA pathway for carbon fixation?

A: Carbon fixation is a process in which the carbon is fixed by living organisms into organic…

Q: What is metabolism and metabolic pathway? Why glycolysis, b-oxidation of fatty acids and protein…

A: *Metabolism is process in which body will converts the macromolecules or food we Intake to get…

Q: Why can pyruvate cross the mitochondrial membrane but no other molecule after step 1 in glycolysis…

A: Glycolysis is one of the biochemical pathway that breakdown a molecule of glucose into two molecules…

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: Each of the following enzymes are similar in that they are all regulation points for the…

A: Enzymes are chemical substances that function in several biochemical reactions and help in the…

Q: "which of the following can be used to replenish oxaloacetate in the krebs cycle" a. aspartic acid…

A: Replenishment of oxaloacetate in Krebs cycle: The concentrations of the intermediate molecules of…

Q: If the pyruvate is labelled with 14C at its carbonyl carbon, how many rounds of the TCA cycle are…

A: Glycolysis is the primary biochemical pathway of cellular respiration that involves the conversion…

Q: Gluconeogenesis takes place during intense exercise, which seems counterintuitive. Why would an…

A: Introduction: The chemical reactions that occur inside the living body for the formation of energy…

Food Microbiology

The subdivision of microbiology that deals with the interaction between microbes and food particles are called food microbiology. This scientific study incorporates both beneficial and harmful microbes and their effect on the food production, food storage, and health of human beings.