Which of the following enzymes catalyze a reaction that is normally reversible in the cell? O triose phosphate isomerase O pyruvate kinase O phosphofructokinase 1 O hexokinase

Q: Which substrate will NOT support synthesis of glucose in the presence of avidin? O Glyceraldehyde…

A: Gluconeogenesis is a ubiquitous process required for generation of glucose from non carbon…

Q: Which reactions in the first phase of glycolysis are exergonic at standard conditions? O hexokinase,…

A: Glycolysis is a metabolic pathway whereby glucose is converted into pyruvic acid. The energy…

Q: When you are awake and your blood sugar levels are very low which of the following enzymes would you…

A: Fructose 2,6-bisphosphate mediate the regulation of glycolysis and gluconeogenesis in the liver. It…

Q: the process of oxidative phosphorylation, the energy of the proton motive force is used to generate…

A: The proton gradient is generate across the inner membrane so that proton are pumping and ATP…

Q: Do coenzymes exist for these enzymes if so what could they be? a. pyruvate kinase…

A: Nonprotein components that facilitate the functioning of an enzyme are referred to as coenzymes.…

Q: Which one of the following enzymes of glycolysis is regulated via product inhibition? O…

A: Product inhibition is the type of enzyme inhibition where the product of an enzymatic reaction…

Q: What is the main enzyme that serves as the control point in the regulation of glycolysis? Hexokinase…

A: There are three enzymes which are required to regulate the glycolysis. These are hexokinase,…

Q: OPyruvate kinase ONone OHexokinase OPhosphoglycerate kinase OPhosphofructokinase

A: Gluconeogenesis is a biosynthetic pathway in which glucose is synthesized from non carbohydrate…

Q: which of the following glycolytic reactions is an oxidation? a) G3P to 1,3-BPG b) PEP to Pyr…

A: Glycolysis is an oxidative process in which one mole of glucose is partially oxidized into the two…

Q: Beta-oxidation and fatty acid synthesis are similar in that: O Both involve NADP*/NADPH. O Both…

A: Fatty acid synthesis is the creation of fatty acids from acetyl-CoA and NADPH through the action of…

Q: Which of the following is not a product of the citric acid cycle? a. FADH2 b. NADH c. AMP d. CO2

A: The citric acid cycle known as the TCA cycle (tricarboxylic acid cycle) or the Krebs cycle is a…

Q: Butch Cassidy and the Sundance Kid. Glutamate dehydrogenase requires which of the following…

A: Glutamate dehydrogenase is a hexameric enzyme that converts the amino acid glutamate into keto acid…

Q: Which reactions in the payoff phase of glycolysis are exergonic at standard conditions? O…

A: Glycolysis is a metabolic pathway where one molecule of glucose is converted into two molecules of…

Q: Which of the following enzymes are involved in gluconeogenesis ? a) Pyruvate carboxylase b)…

A: Gluconeogenesis is the pathway of formation of glucose from glucogenic amino acids with the help of…

Q: You have discovered a mutant cell whose glycolytic pathway is shorter because of a new enzyme…

A: Aerobic respiration involves glycolysis, oxidative decarboxylation of pyruvate, Krebs cycle, and…

Q: Which of the following sequences represents the correct general sequence of oxidative fatty acid…

A: Beta-oxidation of fatty acid is the catabolic reaction by which fatty acid molecules are broken down…

Q: Which of the following is an amphibolic (can be both anabolic and catabolic) pathway? O B-oxidation…

A: Metabolic pathways include both anabolism and catabolism. Anabolism is the synthesis of energy and…

Q: CO- COO Succinate dehydrogenase CH2 + FAD CH2 C-H + FADH2 H-C COO COO- Succinate Fumarate 17. This…

A: Krebs cycle (also known as the citric acid cycle or tricarboxylic acid cycle) was discovered by H.…

Q: Before the process of the Krebs cycle pyruvate must first be converted into A ethanol B. acetyl Co-A…

A: Introduction Kreb's cycle:- It is also referred to as the tricarboxylic acid cycle of the citric…

Q: Phosphofructokinase (PFK) is and enzyme in Glycolysis, and an important control enzyme in the…

A: Glycolysis is defined as the breakdown of glucose into two molecule of pyruvate. It takes place in…

Q: Which of the following pathways occur solely in the cytosol? O ketogenesis O urea synthesis O Krebs'…

A: Pentose phosphate pathway: a. It is an alternative route for the metabolism of glucose and the…

Q: Which of the following is NOT TRUE about cholesterol biosynthesis? O HMG-COA reductase catalyzes the…

A: Biosynthesis of cholesterol generally takes place in the endoplasmic reticulum of hepatic cells and…

Q: Which one of the following pairs of compounds are joined together to conserve carbon in the…

A: Bacteria and plants subsist on acetate yielding acetyl CoA. They use a metabolic pathway absent in…

Q: Which intermediates of glycolysis are used to generate ATP by substrate-level phosphorylation? a.…

A: Substrate level phosphorylation is the process where an enzyme transfers the phosphate group from a…

Q: Which of the following enzymes is present in mitochondria? O Acid phosphatases O Pyruvate…

A: Mitochondria are membrane-bound cell organelles which are involved in the generation of energy…

Q: In which of the following citric acid cycle reactions does the coenzyme FAD participate?* citrate -…

A: The citric acid cycle (CAC), also called as the TCA cycle (tricarboxylic acid cycle) or the Krebs…

Q: Which of the following reactions requires oxygen O breakdown of glucose to pyruvate O conversion of…

A: Glucose is the most favored and primary source of energy for most organisms. Different organisms use…

Q: Which of the following enzymes are inhibited by ATP? (choose all the correct answers) citrate…

A: ATP has pleiotropic effects may activate or inhibit the enzymes. ATP inhibits the enzyme by…

Q: iodoacetate is an irreversible inhibitor of glyceraldehyde-3-phosphate dehydrogenase. which of the…

A: Metabolism is the chemical reactions that occur in the cells of an organism. It involves catabolism…

Q: All of the following steps act as sources of energy in citric acid cycle except - a) Citrate…

A: Citric acid cycle , also known as TCA cycle, is a series of chemical reactions to release energy by…

Q: Which of the following is incorrect about the conversion of pyruvate (with 3 C) and CO₂ to…

A: In gluconeogenesis, glucose is synthesized from non-carbohydrate sources e.g., amino acids,…

Q: Different enzymes that catalyse the same reaction are called O A. isoenzymes O B. holoenzymes OC.…

A: Introduction: Glycolysis is the primary source of ATP production. It occurs in the cytosol of the…

Q: Which of the following is NOT TRUE about fatty acid biosynthesis? O The process occurs in the…

A: Fatty acid synthesis is the formation of fatty acids from acetyl-CoA and NADPH with the help of…

Q: Assuming that the glycerol 3-phosphate shuttle is operative, a complete oxidation of five molecules…

A: The Glycolysis and TCA cycle yields NADH and FADH2 molecules. They are used in ATP synthesis by…

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 importance for the cell of the first reaction that occurs in the glycolytic pathway…

A: Glycolysis is the biochemical pathway that involves the breakdown of a glucose molecule into…

Q: Which of the following is NOT TRUE about fatty acid biosynthesis? O The process is repeated 7 times…

A:

Q: The most regulated enzyme in glycolysis is a   Hexokinase b   G3P Dehydrogenase c   Pyruvate…

A: Glycolysis is a metabolic pathway during which glucose molecule splits into pyruvate molecules with…

Q: From the given option below which enzymes catalyze a reaction that is normally reversible in cell?…

A: From the enzyme catalyze a reaction that is normally reversible in cell is "triose phosphate…

Q: Inhibiting which of the following enzymes will block gluconeogenesis but not glycolysis?

A: In glycolysis, the breakdown of glucose molecules generates two net adenosine triphosphate (ATP)…

Q: Put these steps in erder in glycolysis phosphohexose isomerase pyruvate kinase hexokinase biose…

A: Glycolysis is also known as the Embden–Meyerhof–Parnas (EMP) pathway. It is the first step of…

Q: During glycolysis, the enzyme Aldolase catalyzes the splitting of fructose 1,6-bisphosphate into…

A: The glycolysis mechanism breaks down one glucose molecule into two pyruvic acid molecules (also…

Q: Which reaction(s) of glycolytic pathway may operate in either direction (reversible reaction)? 1.…

A: Glycolytic pathway is an important metabolic pathway of body. It breaks down the glucose into…

Q: Each turn of the citric acid cycle produces: * Oa) one molecule of ATP Ob) one molecule of FADH2 Oc)…

A: Introduction: Citric acid cycle is an aerobic process in which the breakdown of glucose molecule…

Q: Cyanide toxicity results from its ability to inhibit cytochrome oxidase c, part of the ETC of cell…

A: PKF stands for Phosphofructokinase and is an enzyme which is crucial in glycolysis . It helps by…

Q: Are the following up or down regulation of phosphorylation? (Note: It assumes that the enzymes were…

A: Glycolysis is a metabolic pathway that occurs in the cytoplasm in the presence or absence of oxygen.…

Q: Which of these processes is most exergonic? O Conversion from an enol to a keto O Dephosphorylation…

A: A series of chemical reactions that occur within the living body for the formation of energy in the…