Why is the formation of fructose-1,6-bisphosphate the committed step in glycolysis?
Q: What enzyme is responsible for the degradation of lactose into its component parts?
A: Enzymes are catalysts that speed up or increase the rate of reaction. There are various enzymes that…
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 pentose phosphate pathway important for increased lipolysis in adipose tissue in response to…
A: Introduction Carbohydrate overfeeding increases energy expenditure and net carbohydrate oxidation.…
Q: How can the synthesis and breakdown of fructose-2,6-bisphosphate be controlled independently?
A: Glycolysis is regulated in 3 steps and is 1.Glucose-6-phosphate formation 2.Fructose -6-phosphate to…
Q: Lactic acid or ethanol is the common final product of glucose fermentation. Why can pyruvate not be…
A: Fermentation is a metabolic process in which an organism converts a carbohydrate, such as starch or…
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: Glucose is converted to pyruvate in glycolysis, yielding a netsynthesis of 2 ATP. In certain cells…
A: Gluconeogenesis is the process of synthesis of glucose from non-carbohydrate sources such as amino…
Q: Why fructose must not be used frequenly by the humans?
A: Fruit sugar, often known as fructose, is a ketonic simple sugar present in many plants, where it is…
Q: What type of enzyme is phosphofructokinase? And why is it in that category?
A: Phosphofructokinase is one of the most important regulatory enzymes of the glycolysis. It is an…
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: 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: Why is it that sucrase cannot catalyze the formation of sucrose from glucose and fructose?
A: Sucrase enzymes are set on the brush border of the little internal organ.
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 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: What is the glycolytic substrate responsible for the entry of Mannose in the preparatory stage of…
A: Mannose is one type of monomer of the aldohexose type of carbohydrates. Mannose is a C-2 epimer of…
Q: The conversion of 1 mol of fructose 1,6-bisphosphate to 2 mol of pyruvate by the glycolytic pathway…
A: Glycolysis involves converting glucose into pyruvate in order to generate ATP, the energy currency…
Q: What enzyme will be used if only the non-oxidative portion of the pentose phosphate pathway is…
A: An alternative pathway for glucose oxidation is the pentose phosphate pathway(PPP) or…
Q: What enzyme will not be used if the oxidative portion of the pentose phosphate pathway is operating…
A: Pentose phosphate pathway: The pentose phosphate pathway is an alternative pathway for the…
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 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: What glycolytic intermediate does glycogenolysis produce? Explain in brief..
A: Glycolysis is a metabolic pathway in which glucose is converted to pyruvate. The principal sugars…
Q: Why is the TCA cycle considered to be the central pathway in the energy metabolism of a cell?
A: The citric acid cycle serves a number of vital activities in addition to supplying energy from the…
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 acetyl-CoA considered the central molecule of metabolism?
A: Metabolism is the term used to describe set of chemical reactions that are involved in the living…
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 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: How many cycles of b-oxidation are required to process a fatty acid with 17 carbons?
A: A fatty acid is the simplest form of lipids that is a long chain of hydrocarbon attached to the…
Q: Why is the TCA cycle is important for both anabolic and catabolic reactions?
A: After each turn of the TCA cycle, oxaloacetate is regenerated and can combine with another…
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: Why is gluconeogenesis labeled as enzymatic by-pass reactions?
A: Glucose is a central carbohydrate in body. It is the instant energy generating molecule. Whenever…
Q: Name the anabolic pathway for making glucose.
A: Gluconeogenesis : It is a metabolic pathway that results in the generation of glucose from certain…
Q: How does aerobic glycolysis differ from anaerobic glycolysis? Why is anaerobic glycolysis not really…
A: cellular respiration include anaerobic respiration and aerobic respiration
Q: What enzyme is the point of regulation for fatty acid synthesis in the cytoplasm? Fatty acid…
A: Fatty acids are important micromolecules which combine together to form lipids in plants, animals…
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: A rate limiting enzyme for glycolysis is, while a rate limiting enzyme for gluconeogenesis is . O…
A: Glycolysis is a metabolic pathway. In this pathway, the glucose is broken down and energy in the…
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: 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 is the product of the pentose phosphate pathway?
A: A monosaccharide having five carbon atoms is called a pentose. Pentoses have a crucial role in…
Q: Does thiamine pyrophosphate play a role in the reactions of the pentose phosphate pathway? If so,…
A: Yes, thiamine pyrophosphate plays a very important role in the reaction of the pentose phosphate…
Q: During glycolysis, fructose 1,6-biphosphate splits into two compounds: ______________ after reacting…
A: The process of glycolysis is defined as the multistep pathway that aims at the production of…
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: Why are the first three steps in cellular respiration considered catabolic?
A: Catabolic process is the process, which break down large molecule into smaller units, that are…
Q: Which of the following is NOT TRUE about cholesterol biosynthesis?
A: Cholesterol is a form of lipid and is insoluble in water and soluble in organic solvents like…
Why is the formation of fructose-1,6-bisphosphate the committed step in glycolysis?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- 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 is glycolysis more rapid after the infusion of fructose?
- Why is pyruvate carboxylase constitutive and active in both glycolysis and gluconeogenesis?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 does glycogenolysis use fewer steps than the reverse process, glycogenesis? Which process uses less energy?What glycolytic intermediate is fructose converted to in the liver, such that it can be utilized in glycolysis? Glyceraldehyde 3-phosphate Glucose 6-phosphate Fructose 6-phosphate Fructose 1-phosphateHow does control of the glucose6-phosphatase reaction differ from that of the fructose-1,6- bisphosphatase reaction?