Why is the formation of fructose1,6-bisphosphate the committed step in glycolysis?
Q: How does control of the glucose6-phosphatase reaction differ from that of the fructose-1,6-…
A: Gluconeogenesis is the formation of glucose. It resembles reversal of glycolysis. Three steps of…
Q: What compounds with high phosphate group-transfer potential are synthesized during glycolysis?
A: A quantitative measure of the strength of attachment of the group to the rest of the molecule…
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: How is succinate dehydrogenase unique compared with the other enzymes in the citric acid cycle?
A: The citric acid cycle is a catabolic process. It is also known as the TCA cycle or Krebs cycle. It…
Q: Why is pyruvate carboxylase constitutive and active in both glycolysis and gluconeogenesis?
A: The pyruvate carboxylase got multiple sub units of enzymes. Here acetyl CoA helps as an regulatory…
Q: If glucose is such a readily available fuel, why is gluconeogenesis necessary?
A: Gluconeogenesis refers to the synthesis of glucose from non-carbohydrate substrates such as glycerol…
Q: How does control of the glucose-6-phosphatase reaction differ from that of the…
A: Glucose-6-phosphatase is an enzyme that catalyzes the hydrolysis of glucose-6-phosphate into glucose…
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: The intermediates of glycolysis are phosphorylated, but those of the citric acid cycle are not.…
A: The citric acid cycle has several enzymes that are used in a chemical reaction. It is a part of…
Q: Why can't the reactions of glycolysis simply be run in reverse to synthesiİze glucose? Explain how…
A: Glycolysis can be defined as the process where one molecule of glucose is converted to two molecules…
Q: Which of the following is an anabolic pathway O glycogenolysis O glycolysis O gluconeogenesis O…
A: Anabolic pathway assembles the small molecules into large molecule and the catabolic pathway breaks…
Q: The glycerol derived from lipolysis of triacylglycerols is converted into glyceraldehyde…
A: Glycolysis is considered as a process in which glucose is converted into pyruvate molecule.
Q: What is the significance of the ΔG°’ value of each step of Glycolysis? Why do some values classify…
A: The biochemical reactions energetics are best described in terms of the thermodynamic function…
Q: What do the following pathways provide for fatty acid synthesis?
A: The enzymes of fatty acid synthesis are located in cytosomal fraction of cell. NADPH provides the…
Q: In order to provide the acetyl-CoA molecules to produce 3 equivalents of palmitic acid, how many…
A: Glucose is generally a monosaccharide that has six carbon atoms and an aldehyde group and it is…
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: Why is the formation of fructose1,6bisphosphate a step in which control is likely to be exercised in…
A: The cellular processes occur via stepwise chemical reactions in which these reactions are…
Q: Why does glycogenolysis need fewer stages than glycogenesis? Which procedure consumes the least…
A: The body utilizes many metabolic pathways to generate energy used to maintain anabolic responses.
Q: Why is the formation of fructose-1,6- bisphosphate a step in which control is likely to be exercised…
A: The regulation of glycolysis occurs at three points which are catalyzed by enzymes such as…
Q: Why is pyruvate referred to as the hub of glucose oxidation?
A: Glycolysis is the oxidation of glucose to produce carbon dioxide and water. Pyruvate is the…
Q: Why are some enzymes needed only in the gluconeogenesis pathway and not in the glycolysis pathway
A: Gluconeogenesis: Through this pathway, non-carbohydrate precursors such as lactate, pyruvate,…
Q: What is the key enzyme of glycolysis which catalyzes the production of fructose-1,6-bisphosphate?…
A: Here phosphofructokinase a key enzyme catalyse the production of fructose 1,6- bisphosphonate. It…
Q: Why is lactose not fermented by yeast?
A: Lactose is a sugar that is found predominantly in milk. It makes up approximately 2-8% of milk by…
Q: Why is the citric acid cycle the most efficient way to oxidise Acetyl CoA?
A: The citric acid cycle (CAC), also known as the TCA cycle (tricarboxylic acid cycle) or the Krebs…
Q: Why is citrate an appropriate inhibitor of phosphofructokinase?
A: Citrate allosterically inhibits phosphofructokinase by enhancing the inhibitory effect of ATP
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: How many cycles of the fatty acid breakdown pathway in the previous question would be required to…
A: Beta-oxidation: it is the catabolic pathway of lipids in which lipids get broken down to produce…
Q: FADH2 is produced during _______. 1.Group of answer choices 2.Gluconeogenesis 3Glycolysis…
A: FADH2 is a flavin adedine dinucleotide is a redox active coenzyme . NADH and FADH2 act as the…
Q: Which reactions of the citric acid cycle transfer energy as FADH2?
A: FAD acts as coenzyme which accepts the electrons and protons get reduced to FADH2.
Q: What enzyme catalyzes the conversion of fructose 1,6-bisphosphate to fructose 6-phosphate? O…
A: Enzyme: Enzymes are proteins that enable our bodies metabolism, or chemical reactions, to go more…
Q: What is the key enzyme of glycolysis which catalyzes the production of fructose-1,6- bisphosphate?…
A: Glycolysis is a major pathway of glucose metabolism in which glucose is metabolized to pyruvate but…
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: What is the first step in the conversion of 3-phosphoglycerate into the fructose 6-phosphate?
A: Gluconeogenisis is the process of synthesis of glucose from non-carbohydrate sources such as…
Q: Why is the isomerization of glucose-6-phosphate (G6P) to fructose-6-phosphate (F6P) an important…
A: Glucose is a carbohydrate that acts as the major source of energy in the body. Glucose is stored in…
Q: Why is it reasonable for excess NADH to negatively regulate the citric acid cycle?
A:
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: How many steps in gluconeogenesis are not the exact reversal of the steps in glycolysis? What kind…
A: Glycolysis is the process in which degradation of glucose occurs while gluconeogenesis is the…
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 does glycogenolysis use fewer steps than the reverse process, glycogenesis? Which process uses…
A: The body uses several metabolic processes, which help to produce energy, which is used to sustain…
Q: What prevents the phosphatase activity of PP1 from always inhibiting glycogen degradation?
A: Introduction: Glycogen is stored in the liver and skeletal muscle. To maintain the glucose levels in…
Q: What citric acid cycle intermediate would be regenerated?
A: A sequence of metabolic pathways takes place in the process of cellular respiration to transform…
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: Why is the citric acid cycle a cycle?
A: The citric acid cycle is a part of the cellular respiration process where acetyl CoA is involved in…
Q: How many enyzymatic reactions are there in glycolysis pathway?
A: There are 10 enzymatic reactions in glycolysis pathway.
Q: Step 4 of the pentose phosphate pathway converts ribulose-5-phosphate to ribose-5-phosphate. Which…
A: There are two types of sugars- One containing the ketone as functional group. They are known are…
Why is the formation of fructose1,6-bisphosphate the committed step in glycolysis?
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- Both prokaryotic and eukaryotic organisms carry out some form of glycolysis. How does ha fact support or not support the assertion that glycolysis is one of the oldest metabolic pathways?Why is the isomerization of glucose-6-phosphate (G6P) to fructose-6-phosphate (F6P) an important step in glycolysis? How is the isomerization of F6P back into G6P prevented?Why must glucose be “primed” with a high-energy phosphate bond before it can be degraded in the glycolytic pathway?
- What is the key enzyme of glycolysis which catalyzes the production of fructose-1,6-bisphosphate?Why is pyruvate carboxylase constitutive and active in both glycolysis and gluconeogenesis?How does control of the glucose6-phosphatase reaction differ from that of the fructose-1,6- bisphosphatase reaction?