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What enzyme converts pyruvate into acetyl-CoA?
The enzyme that converts pyruvate into acetyl-CoA is pyruvate dehydrogenase. This multienzyme complex is responsible for catalyzing the conversion of pyruvate into acetyl-CoA, which is a key step in the metabolism of carbohydrates to produce energy.
The breakdown of pyruvic acid occur?
Pyruvic acid breakdown occurs through a process called pyruvate oxidation, which takes place in the mitochondria. During this process, pyruvate is converted into acetyl-CoA, releasing carbon dioxide and producing NADH. Acetyl-CoA then enters the Krebs cycle to generate more ATP.
What can not be formed from pyruvate in human beings?
Pyruvate cannot be directly converted into glucose in humans. This is because humans lack the enzyme pyruvate carboxylase needed for this conversion. Instead, pyruvate is normally converted into acetyl-CoA for entry into the citric acid cycle to produce energy.
What substance is a product of glycolysis?
Pyruvic acid
What are the substrates and products of pyruvate oxidation?
The substrate of pyruvate oxidation is pyruvate, a three-carbon molecule derived from glycolysis. The products of pyruvate oxidation are acetyl-CoA, which is a two-carbon molecule, and carbon dioxide. This process occurs in the mitochondria and is a crucial step in the aerobic respiration pathway.
Which part of cellular respiration must occur before any of the other steps can occur A. Pyruvate processing B. Electron transport chain C. Glycolysis D. Krebs cycle?
C. Glycolysis must occur before any of the other steps in cellular respiration. It is the first stage of the process, where glucose is broken down into pyruvate, producing a small amount of ATP and NADH. The pyruvate produced then enters either pyruvate processing or the Krebs cycle, depending on the presence of oxygen.
When is acetyl produced?
During pyruvate processing
What is the prduct of pyruvate processing?
Pyruvate processing, which occurs in the mitochondria, converts pyruvate into acetyl-CoA. During this process, one molecule of carbon dioxide is released for each pyruvate, and one NADH is generated. The acetyl-CoA then enters the citric acid cycle, where it plays a crucial role in cellular respiration. Overall, pyruvate processing prepares the carbon skeleton for further energy extraction.
Where does the breakdown of pyruvate occur?
Cytoplasm
What is the name of the molecule that pyruvates are changes into during pyruvate processing?
Acetyl CoA
What is the name of the molecule that pyruvates are change into during pyruvate processing?
Acetyl CoA
What is the name of the molecule that pyruvate are changed into during pyruvated processing?
Acetyl CoA
What is the name of the molecule that pyruvated are changed into during pyruvate processing?
Acetyl CoA
What is the name of the molecule that pyruvates are changed into during pyruvate processing?
Acetyl CoA
Where is fatty acid found in a cell?
smooth endoplasmic reticula
What has to be present for Pyruvate to enter the mitochondria?
The mitochondrial membrane has special transporter proteins which are needed to transport pyruvate. This transport also requires ATP.
What is the name of the molecule that pyruvates are changed into during pyruvates processing?
Acetyl CoA
