Which of the following enzyme catalyzes the conversion of pyruvate to lactate? Select one: a. Lactate reductase b. Pyruvate reductase C. Lactate dehydrogenase d. Pyruvate dehydrogenase
Q: Select the INCORRECT statement about Glutamate dehydrogenase : a. Catalyzes the removal of NH4+…
A: Enzymes are involved in increasing the rate of a biological reaction by lowering the activation…
Q: A deficiency in which of the following B vitamins would NOT directly impact the ability of cells to…
A: Deficiencies in all of the above would directly impact the ability of cells to convert pyruvate into…
Q: CHOOSE THE CORRECT LETTER What is the product of glucose metabolism in skeletal muscles in aerobic…
A: Glycolysis is the major pathway of glucose metabolism that occurs in cytoplasm followed by link…
Q: Administration of insulin decreases the blood concentration of ketone bodies in patients with…
A: The cells inside the body of people who are diabetic are unable to uptake glucose from blood.…
Q: Which of the following is a negative regulator of the pyruvate dehydrogenase complex (PDC)? 1.…
A: Pyruvate dehydrogenase complex (PDC) : It converts pyruvate to acetyl CoA via pyruvate…
Q: If 2 molecules of glucose enters glycolysis, a total of how many carbon dioxide molecules are…
A: Given: If 2 molecules of glucose enters glycolysis, a total of carbon dioxide molecules are released…
Q: Which of the following enzymes are required for the shown reaction? a. a-ketoglutarate…
A: The last common mechanism for the oxidation of proteins, lipids, and carbohydrates is the citric…
Q: Which enzyme catalyzes a freely reversible reaction? Pyruvate dehydrogenase Aconitase…
A: The citric acid cycle enzymes are membrane proteins present in the matrix of the mitochondria except…
Q: CHOOSE THE CORRECT LETTER 1.Which of the following enzymes catalyze the reaction involved in the…
A: The TCA cycle or Kreb's cycle occurs only in the presence of oxygen inside the mitochondrial matrix.…
Q: CHOOSE THE CORRECT LETTER Lactate produces pyruvate through anaerobic gluconeogenesis. Lactate is…
A: Lactate is the end product of anaerobic respiration in human body. Lactate is produced in muscles…
Q: Select the correct answer to fill in the blank. If glucose was no longer available, Glycolysis would…
A: Pyruvate processing is conversion of pyruvate to acetyl CoA. Acetyl CoA is a molecule that is…
Q: What is the first step in the payoff phase of glycolysis? answer choices A.)Oxidation of…
A: The glycolysis process leads to the breakdown of a six-carbon glucose molecule into 2 molecules of…
Q: Acetyl CoA is generated from ________. A. oxaloacetate B. pyruvic acid C. citric acid D. water
A: The citric acid cycle, also known as the Krebs cycle or the tricarboxylic acid cycle (TCA), is a…
Q: Which of these is associated with production of ATP during glycolysis? (Select all that apply) a)…
A: Glycolysis is a pathway which breaks down the glucose (6C) into pyruvate (3C) and generates energy.…
Q: At the end of glycolysis, a six carbon glucose has been converted to: Question 11 options: a)…
A: Glycolysis is the initial pathway of the process cellular respiration. Krebs cycle and oxidative…
Q: Which of the following is incorrect about the fifth step (conversion of succinyl-CoA, GDP, and Pi to…
A: Citric acid cycle also known as kreb cycle or TRICARBOXYLIC ACID cycle. Net result of TCA cycle is…
Q: If glycogen is depleted in the liver, which of the following is also occurring? Group of answer…
A: This phenomenon is stated as "hitting the wall". Glycogen depletion may be forestalled in 3 viable…
Q: CHOOSE THE CORRECT LETTER 1.Glycogenesis is favored when there is low ATP concentration.…
A: Glycolysis is the process of oxidation of glucose into pyruvate. This results in the production of…
Q: Which of the following statements about Pyruvate Kinase is true? a. Pyruvate kinase is activated by…
A: Pyruvate is a three-carbon molecule that helps in transporting carbon atoms to mitochondria. It is…
Q: Which of these statements about lactate dehydrogenase is true? a.It is a protein. b.It oxidizes…
A: Lactate dehydrogenase consist of various isoforms.
Q: following metabolite negatively regulates pyruvate kinase? Select one: a. Fructose-1,6-Bisphosphate…
A: It is essential to regulate metabolic pathways because all are interconnected to each other. Hence,…
Q: In the table below, choose the appropriate metabolic processes for each scenario: Metabolic…
A: Metabolic processes are constantly taking place in the body. Metabolic Processes Process that…
Q: Pyruvate is converted to acetyl-CoA by the enzymes of the _____________ enzyme complex.
A: Pyruvate is produced in the cytoplasm by glycolysis.
Q: CHOOSE THE CORRECT LETTER Which enzyme assists the transition of an activated fatty acid through…
A: Fatty acids are activated before oxidation, utilizing ATP in the presence of CoA-SH and acyl-CoA…
Q: 3-day -old female newborn with a deficiency of mitochondrial carbamoyl phosphate synthetase develops…
A: Carbamoyl phosphate synthetase is an enzyme which catalyzes the first reaction of the urea cycle.…
Q: Can you please pick the right answer in each parentheses? Gluconeogenesis is essentially ["a bypass…
A: Biochemical reactions involves a series enzyme-catalyzed reactions that involves the generation of a…
Q: Which of the following is true concerning the function of lipoic acid in pyruvate metabolism? a.…
A: The anaerobic metabolism of glucose in glycolysis forms pyruvate. Gluconeogenesis is the process by…
Q: At high energy charge (ATP/AMP ratio) AND low blood glucose levels a. Pyruvate is converted to…
A: Catabolism is the breakdown of food molecules especially glucose and carbohydrates for the release…
Q: Acetyl-CoA can be synthesized a. By pyruvate dehydrogenase or fatty acid ?-oxidation b. All the…
A: Acetyl coenzyme A or acetyl CoA is a two carbon molecule that acts as source of carbon to the citric…
Q: Patients with pyruvate dehydrogenase deficiency show high levels of lactic acid in the blood.…
A: Pyruvate dehydrogenase : It is an enzyme that catalyses the reaction of pyruvate and a lipoamide to…
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: Which of the following statements about glucose metabolism is correct? Select one: Oa. Red blood…
A: Glucose is a simple carbohydrate (monosaccharide) that serves as the major source of energy for the…
Q: Which of the following statements are TRUE? Multiple answers:Multiple answers are accepted for…
A: The TCA cycle or tricarboxylic acid cycle is the second stage of cellular respiration. This is a…
Q: Pyruvate dehydrogenase deficiency, a severe condition with a poor prognosis, results in neurological…
A: BASIC INFORMATION DISEASE It is basically the illness of the body. This affects our bodily…
Q: CH3CH2OH + NAD+ --> CH3CHO + NADH +H+ Explain how this reaction inhibits the production of pyruvate…
A: Ethanol is mostly consumed by humans, which gets metabolized readily in the liver. It is generally…
Q: What major metabolic substrate do ketone bodies convert into so that they enter the metabolic…
A: Ketone bodies are formed from β-oxidation of fatty acid.
Q: Which of the following is an important end product of disassembly of fatty acids? answer choices…
A: Fatty acids are defined as the carboxylic acids having long aliphatic chains that can be either…
Q: What is the name of the enzyme? 1. A) pyruvate dehydrogenase NADH + H* NAD* B) pyruvate kinase Ć=0…
A: Enzymes refer to a protein that aids in the conversion of reactants to form products. They decrease…
Q: Which of the listed glycolytic enzymes adds a phosphate group to ADP to produce ATP? 1.) pyruvate…
A: Glycolysis is the process in which glucose is broken down to produce energy. It produces two…
Q: Which of the following enzymes functions in opposition of PFK, and therefore is inhibited by…
A: Glycolysis is a metabolic pathway through which glucose is converted into pyruvate and…
Q: 39. Enzyme involved in the pathway of ethanol fermentation is _____. Select one: a. pyruvate kinase…
A: The glucose molecules are metabolized through the glycolytic pathway to synthesize energy. And…
Q: Which of the following reactions would be inhibited in the presence of large amounts of an egg white…
A: Biotin binding protein present in egg white is known as Avidin.
Q: Which of the following is a correct ranking of molecules with respect to their energy value in…
A: Cellular respiration is a bunch of metabolic responses and cycles that happen in the cells of living…
Q: Statin drugs are used to treat hypercholesterolemia because they a. prevent cholesterol from…
A: Hypercholesterolemia is a condition during which blood has a high level of cholesterol. This is…
Q: Select the correct answer: Lactate dehydrogenase (LDH) plays an essential role in an exercising…
A: Glycolysis is an oxidative process, in which glucose is partially oxidized into pyruvate in a…
Q: A new metabolic enzyme which utilizes NAD* as a coenzyme
A: Ans) option C. It is involved in catabolic pathway.
Q: Which substrate is used in the last step of glycolysis? answer choices A.) Phosphoenolpyruvate B.)…
A: Glycolysis refers to the breakdown of glucose to generate energy for cellular metabolism and it is a…
Q: Choose which enzyme is likely deficient based on the symptoms described below: Elevated blood…
A: The enzyme whose deficiency caused elevated blood lactate, alanine and pyruvate is Pyruvate…
Q: The overall question is: What will be the approximate energy yield through aerobic metabolism, of a…
A:
Q: Which one of the following is NOT a metabolic effect of glucagon secretion? Select one: a. Increase…
A: Glucagon is a peptide hormone which is released by alpha islets of langerhans of pancreas into the…
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
- Which of these statements about lactate dehydrogenase is true? a.It is a protein. b.It oxidizes lactic acid. c.It reduces another molecule (pyruvic acid). d.All of these are true.The enzyme that decarboxylates pyruvate before it gets converted to Acetyl CoA is a. Pyruvate dehydrogenase b. Pyruvate decarboxylase c. Pyruvate carboxylase d. Pyruvate oxidative decarboxylaseAcetyl CoA is generated from ________. A. oxaloacetate B. pyruvic acid C. citric acid D. water
- What enzyme is inhibited by the group of medications known as statins? a)HMG-CoA synthase b)Aromatase c)Fatty acid synthase d)CyclooxygenaseWhich substrate is used in the last step of glycolysis? answer choices A.) Phosphoenolpyruvate B.) Pyruvate C.) 1, 3-bisphosphoglycerate D.) Glyceraldehyde 3-phosphateWhich of the following steps occurs during the payoff phase of glycolysis? A. the conversion of phosphoenolpyruvate to pyruvate B. the conversion of fructose 6-phosphate to fructose 1,6-biphosphate C. the conversion of glucose 6-phosphate to fructose 6-phosphate D. the conversion of glucose to glucose 6-phosphate
- Which citric acid cycle intermediate can move from the mitochondria into the cytoplasm to become the activator of fatty acid synthesis? Select one: a. Succinyl-CoA b. Fumarate c. Citrate d. MalateHow would a riboflavin deficiency affect the functioning of the citric acid cycle? Explain your answer.To which class does each enzymes belong? Explain you answers. a. pyruvate decarboxylase b. alanine aminotransferase c. alcohol dehydrogenase d. hexokinase
- What enzyme will be used if only the non-oxidative portion of the pentose phosphate pathway is operating to produce ribose 5-phosphate? a) 6-phosphogluconate dehydrogenase b) 6-phosphoglucono-lactonase c) glucose 6 phosphate dehydrogenase d) transketolaseWhich of the following is true concerning the function of lipoic acid in pyruvate metabolism? a. transfer of acetyl groups b. pyruvate decarboxylation c. conversion of pyruvate to lactate d. oxidation of FADH2 to yield NADHWhat products of glucose oxidation are essential for oxidative phosphorylation? answer choices A.) NADPH and ATP B.) NADH and FADH2 C.) Pyruvate D.) Acetyl CoA