What properties of glucokinase allow it to phosphorylate glucose in the liver when the blood glucose concentration is higher than normal?

Q: Why does it make good metabolic sense for phosphoenolpyruvate carbox- ykinase, rather than pyruvate…

A: Phosphoenolpyruvate carboxylase is an enzyme in the family of carboxy-lyases found in plants and…

Q: Type VI glycogen storage disease (Hers disease) is a rare metabolic disorder caused by lack of…

A: Glycogen phosphorylase is the enzyme that breaks down glycogen to glucose-1 phosphate which is then…

Q: What is the function of the kinase associated with the pyruvate dehydrogenase complex?

A: Pyruvate dehydrogenase complex (PDC) is a complex of three enzymes that converts pyruvate into…

Q: How much energy is required to synthesize a saturated C12 fatty acid? How does this compare with the…

A: Fatty acid synthesis occurs in the cytosol of all eukaryotic cells except plants (occurs in…

Q: How are the irreversible reactions of glycolysis bypassed in gluconeogenesis?

A: Introduction: Gluconeogenesis is a metabolic pathway where glucose is synthesized from…

Q: Where does Gluconeogenesis occur and from what precursors?

A: Gluconeogenesis is the pathway of synthesis of glucose. Gluconeogenesis supplies the needs for…

Q: Which isoenzyme of Lactate dehydrogenase is present in blood?.

A: Isoenzymes are physically different from of enzyme that catalyses same biochemical reactions.

Q: Fatty acids appear to stimulate insulin secretion to a much greater extent when glucose is also…

A: Long chain fatty acids potentiate glucose stimulated insulin secretion. Fatty acids don't trigger…

Q: Which TCA component is syphoned off to increase glucose production via gluconeogenesis when glucose…

A: Glucogenesis is a metabolic pathway that results in the generation of glucose. It is an important…

Q: 1) under intracellular conditions, answer : If G3P-DH is inhibited by Iodoacetic acid, which…

A: Note : Hi ! Thank you for the question. We are authorized to answer one question at a time. Since…

Q: What role does cyclic AMP play in glucose regulation?

A: Cyclic adenosine monophosphate is a messenger molecule used in the signalling pathways. It is…

Q: What is the full regulatory pathway of glycogen synthase and glycogen phosphorylase by insulin and…

A: Before going into the whole complex regulatory pathways, you need to know a few basic facts.…

Q: Why do some people call GLUT4the training glucose transporter?

A: The pancreas is both an endocrine and an exocrine gland. It is called the exocrine gland because it…

Q: What is the rationale for the inhibition of muscle glycogen phosphorylase by glucose 6- phosphate…

A: Glycogenolysis- breaking down of molecular glycogen into glucose.  Glycolysis- glucose molecules…

Q: The Gq-protein and phospholipase C pathway are responsible for stimulating gluconeogenesis and…

A: Gluconeogenesis and glycogenolysis are metabolic pathways for the generation of glucose.…

Q: Which of the following transporters is responsible for transporting galactose across the luminal…

A: There will be periods when the concentration of glucose in the gut is lower. When this occurs,…

Q: If all of the pentose phosphate pathway is functioning (both oxidative and non-oxidative portions),…

A: Pentose Phosphate Pathway, also called the HMP shunt pathway is a multipurpose biochemical pathway…

Q: Only carbon skeleton of amino acids are used in glucogeneogenesis but not fatty acids. How can fatty…

A: The ketone bodies are water-soluble and can be easily transported from the liver to various tissues.…

Q: In what condition and why is pyruvate converted to lactate?

A: Pyruvic acid is produced as a product of glycolysis, which is the anaerobic metabolism of glucose.…

Q: What accounts for the fact that liver phosphorylase is a glucose sensor, whereas muscle…

A: Glycogen phosphorylase breakdown of glycogen to glucose-1-phosphate. The liver is the site for the…

Q: glucose oxidative pathways

A: Glucose is completely oxidized after chemiosmosis because that's when the final products of…

Q: The Cori cycle involves the: Question 44 options: A) conversion of glucose to lactate in liver and…

A: The metabolic pathway known as the Cori cycle, or lactic acid cycle, was discovered by Carl…

Q: What is the rule of 2 for gluconeogenesis ?

A: Gluconeogenesis is the process of formation of glucose from glucogenic amino acids. Enzymes involved…

Q: The antidiabetes drugs known as thiazolidinediones induce the production of glycerol kinase in…

A: Thiazolidinedione’s are a class of medicines that can be used in the treatment of type 2 diabetes.…

Q: How does glucose binding to glycogen phosphorylase stimulate glycogen synthesis?

A: When there is an enormous amount of energy present, then the cell uses these to synthesize glycogen…

Q: In healthy adults, the concentration of glucose in blood is approximately 80 to 110 milligrams per…

A: An fundamental physiological function that keeps the human body's vitality balance stable is blood…

Q: How and where are ALT (alanine aminotransferase) and pancreatic amylase produced? What biochemical…

A: Alanine aminotransferase is an enzyme which is also called as serum glutamic pyruvic transaminase.(…

Q: Which of the following statements about the transamination and deamination steps of amino acid…

A: The amino acid biosynthetic pathway involves transamination reactions. The alpha-amino group of one…

Q: What is the function of the glucose-alanine cycle in normalmetabolism?

A: The glucose-alanine cycle is also known as the alanine cycle or the Cahill cycle. It occurs under…

Q: Consider the following Statements: (1) Citric acid cycle intermediates are often the products from…

A: Asked : True statements are to be chosen among the given statements.

Q: What is the full regulatory pathway of glycogen synthase and glycogen phosphorylase by insulin and…

A: Insulin is a protein hormone which is secreted by the beta cells of the islets of Langerhans in…

Q: How does the phosphorylation of glucose within cells contribute to homeostasis?" Describe the…

A: Phosphorylation of glucose within the cell is necessary and it contribute to the cell homeostasis.…

Q: Lactic acid builds up in the athlete's thigh muscle after marathon training. Compare and contrast…

A: Glycogen is a homopolysaccharide. glycogen has α1-4 glycosidic bond in linear eight to ten…

Q: What peptides are expected to be produced when the A chain of bovine insulin (Figure 5.16) is…

A: Protein is a polymer of amino acids connected together via peptide bond. It may have one or multiple…

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: What is the function of GLUT4?

A: Among the various homeostatic occasions kept up by the human body, the blood glucose level is a…

Q: Upon digestion of starch, isomaltose (an isomer of maltose), one of its degradation products, is…

A: Isomaltose is a disaccharide similar to maltose, but with an α-(1-6)-linkage instead of an…

Q: Why is the malate–aspartate shuttle system important for gluconeogenesis?

A: Malate aspartate shuttle or malate shuttle performs in the outerside membrane of mitochondria.

Q: Why is it that only 2ATP molecules are required to store one glucose molecule as glycogen?

A: Glycogen is a homopolymer that is made up of repeated units of alpha-D-glucose and it is connected…