Describe the fate of glycerol generated from triacylglycerolhydrolysis in adipocytes.
Q: Identify the means by which the pyruvate dehydrogenase complex is regulated.
A: Pyruvate dehydrogenase is a convergence point in the regulation of the metabolic finetuning between…
Q: Explain why β oxidation cannot proceed backward to produce triacylglycerols.
A: Beta oxidation is a metabolic process involving multiple steps by which fatty acid molecules are…
Q: Whether the inability to fully break down the amino acids lysine, hydroxylysine, and tryptophan may…
A: Fatty acid oxidation is the aerobic process of breaking down a fatty acid into acetyl-CoA units…
Q: Glucagon secretion inhibits intracellular acetyl-CoA carboxylase activity through a number of…
A: The hormone glucagon is capable of regulating the activity of acetyl-CoA carboxylase. It activates…
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: Explain the principal events of the catabolism of glycerol and fatty acids.
A: Metabolism is defined as the sum total of all the chemical reactions taking place in a cell to…
Q: Illustrate the oxidative deamination of the amino acid glutamic acid and the transamination of the…
A: Transamination is the transfer of an amino group from one molecule to another. It is observed from…
Q: Distinguish among the three types of glycosphingolipids,cerebrosides, sulfatides, and gangliosides
A: Introduction: Glycosphingolipids are glycolipids that contain the amino alcohol sphingosine. They…
Q: Hypercholesterolemic individuals taking statins are sometimes advised to take supplements of…
A: The high cholesterol level in the blood of the body is referred to as hypercholesterolemia. It is an…
Q: Explain why triglycerides have a glucose-sparing effect.
A: Introduction :- Blood sugar, often known as glucose, is the most common sugar found in the body. It…
Q: Explain the Allosteric regulation of glucose metabolism.
A: Glycolysis involves the breakdown of glucose to pyruvate to synthesize ATP. Glycolysis is divided…
Q: Explain why adipocytes need glucose as well as fatty acids in order to synthesize triacylglycerols.
A: Triacylglycerol is the main component of body fat in humans and other animals (as well as vegetable…
Q: Explain why inhibiting the activity of acetyl-CoA carboxylase might not affect a person’s body mass.
A: Acetyl-CoA carboxylase (ACC) is a biotin-dependent enzyme that catalyzes the irreversible…
Q: Briefly describe the action of glucagons on free fatty acids
A: Hormones are the messengers that transmit signals from one to another. They bind to another cell…
Q: What is the metabolic significance of the following observations? (a) Only the liver form of…
A: The enzyme pyruvate kinase enzyme is known as an important regulatory enzyme. It takes part in…
Q: Calculate the number of molecules of ATP produced for partial oxidation of palmitate to…
A: Beta-oxidation of Fatty acid (FA) is a cyclic process in which FA is shortened by acycl-CoAs. Two…
Q: Explain the mode of action of glucoamylase.
A: An enzyme is a protein that is capable of accelerating the rate of a biochemical reaction by…
Q: What would be the effect on fatty acid synthesis of an increase in intramitochondrial oxaloacetate…
A: Fatty acid synthesis is the creation of fatty acids from acetyl-CoA and NADPH through the action of…
Q: Explain the regulation of glycogen breakdown.
A: Glycogen phosphorylase catalyses the hydrolysis of glycogen to generate glucose-1-phosphate, which…
Q: Explain why the amino acid tryptophan is both ketogenicand glucogenic.
A: The amino acid is the organic acid that contains alpha carboxyl group, alpha amino group, hydrogen…
Q: Describe the glyoxylate cycle and discuss its purpose.
A: Metabolism is a series of chemical reactions inside the living body. It is a process by which the…
Q: People with beriberi, a disease caused by thiamine deficiency, have elevated levels of blood…
A: Pyruvate dehydrogenase is the enzyme responsible for converting pyruvate into acetyl CoA during the…
Q: With respect to glycogen, what is the likely fate of excess glucose 6-phosphate in muscle?
A: The process of glycolysis in which the glucose is converted to two molecules of pyruvate along with…
Q: Explain the function of glucagon and the reaction that is being catalyzed in glycogenolysis
A: Hormones are chemical messengers that are produced by endocrine glands of the body and are…
Q: Does glucagon lead to the deactivation or activation of glycogen phosphorylase and the…
A: Glucagon is a peptide hormone secreted by α-cells of pancreas. Glucagon released during the low…
Q: How does insulin contribute in regulation of fatty acid metabolism?
A: Fatty acids are the simplest form of lipids and they serve as the constituent in a large number of…
Q: How many ATP are synthesized in the metabolism of glycerol?
A: Glycerol is 3 carbon containing alcohol. it is produces when a triglyceride breaks down into its…
Q: Would you expect insulin to increase or decrease the activity of the enzyme ATP-citrate lyase?
A: The insulin is a peptide hormone produced by the beta cells of pancreatic islets. The insulin is…
Q: Compare the allosteric regulation of phosphorylase in the liver and in muscle, and explain the…
A: Phosphorylase are enzymes that catalyse the addition of a phosphate group from an inorganic…
Q: give a summary for the breakdown and synthesis of Glycogen
A: Glycogen is a multibranched polysaccharide of glucose that serves as a form of energy storage in…
Q: The product of the oxidation of glyceraldehyde 3-phosphate is: O 2-phosphoglycerate O…
A: Introduction: Glyceraldehyde 3-phosphate, also called as triose phosphate or…
Q: Diagram the reactions involving glutamate dehydrogenaseand glutamine synthetase that produce…
A: Glutamine synthetase (GS) is a nitrogen metabolism enzyme that plays an important role. Glutamate…
Q: Explain the activation of long chain fatty acids.
A: ACTIVATION OF AMINO ACID: Fatty acids are activated by reaction with CoA to form fatty acyl CoA. The…
Q: Correlate the importance of Citric Acid Cycle in maintaining the glucose hemeostasis.
A: The citric acid cycle involves the oxidation of acetyl CoA into CO2 and H2O. It is the final common…
Q: Depending on the body’s needs, into what type of compounds is glucose converted in the pentose…
A: Pentose phosphate pathway (PPP) is a pathway parallel to glycolysis. In the first step of…
Q: Patients with von Gierke’s disease (a glycogen storage disease) lack glucose-6- phosphatase…
A: Von Gierke's disease is also called as glycogen storage disease type I. It is a genetic disorder…
Q: How does an increase in the ADP/ATP ratioaffect the activity of isocitrate dehydrogenase?
A: Isocitrate dehydrogenase and is an enzyme that catalyses the oxidative decarboxylation of…
Q: Describe the sources and fates of acetyl CoA
A: The enzyme which takes part in the various biochemical reaction and delivering of the acetyl group…
Q: This condition overrides most allosteric effectors of glycogen phosphorylase: a. Jow [ATP] Ob. High…
A: Introduction: The correct choice is option b. high blood glucose and c. High ATP ( If glycogen…
Q: Describe the functions of glutathione within cells.
A: Glutathione is a Tripeptide that was linked by a gamma peptide linkage between the carboxyl group of…
Q: Explain why triacylglycerols should be the principal source of stored metabolic energy.
A: The most basic lipids produced by fatty acids are triacylglycerol's, generally known as…
Q: Describe the roles of dihydroxyacetone phosphate and fatty acids in the synthesis of triacylglycerol
A: Triacylglycerol are the tri-esters of fatty acids and glycerol. It is made up of one glycerol and…
Q: When blood [glucose] is high and a cell’s energy needs are met, insulin stimulates glycogen…
A: The hormone created by the pancreas includes insulin. It functions to regulate the blood sugar…
Describe the fate of glycerol generated from triacylglycerol
hydrolysis in adipocytes.
Step by step
Solved in 2 steps
- Triacylglycerols in adipose tissue do not enter the bloodstream as triacyglycerolsexplainHow is the usage of fat as an energy source regulated? What would you expect to be the effect ofcaffeine or theophylline on fatty acid mobilization?With respect to glycogen, what is the likely fate of excess glucose 6-phosphate in muscle?