Inhibition of oxamic acid causes what type of inhibition?
Q: How does the action of allosteric effectors differ in the reactions catalyzed by phosphofructokinase…
A: Glycolysis is breakdown of glucose. It is a ten step enzymatic process. Phosphofructokinase is an…
Q: How many ATPs are synthesized when glycerol is metabolized to ethanol?
A: Glycerol is a reduced carbon source and can be used to obtain products like enzymes and recombinant…
Q: Give two COX inhibitors. Why does COX inhibitors act as blood thinner, and antipyretic drugs?
A: Cyclooxygenase is an enzyme present in the blood vessels and muscle tissues, primarily involved in…
Q: What is the mechanism of chymotrypsin catalysed by enzymes without cofactors?
A: CHYMOTRYPSIN is a digestive enzyme of pancreatic juice acting on the duodenum where it performs…
Q: Why Alpha-Ketoglutarate dehydrogenase (a-KGDH) called deficiency? What are the probable causes?…
A: Alpha-ketoglutarate dehydrogenase (alpha-KGDH) is a tightly controlled enzyme that regulates…
Q: How many high-phosphoryltransferpotential molecules are required to synthesize…
A: The cell membranes are composed of phospholipids, a complex class of lipids in which phosphate is…
Q: Why do deficiencies in glucose 6-phosphate dehydrogenase frequently present as anemia?
A: Glucose 6-phosphate (G6P) deficiency is a genetic abnormality that results in an inadequate amount…
Q: The interconversion of DHAP and GAP greatly favors the formation of DHAP at equilibrium. Yet the…
A: GAPDH has a high affinity for DHAP, thus pushes TIM reaction towards GAP formation.
Q: Explain Cofilin
A: Actin is an essential component of microfilaments. It is a multi-functional globular protein that…
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: What reactions of glycolysis are not readily reversible under intracellular conditions?
A: Introduction: The degradation of glucose into pyruvate with the production of two ATP molecules is…
Q: Which are the Two paths are available to this glucose 6-phosphate?
A: The study of chemical reactions that occurs within living organisms is called biochemistry. This…
Q: four differential reactions that TSIA shows.
A: TSIA (triple sugar iron agar) is a solution used to distinguish between various kinds of bacteria,…
Q: Determine the type of inhibition by AMP? Explain
A: Inhibitors are substances which inhibit the enzyme activity by binding to the active site or…
Q: How does the action of allosteric effectors differ in the reactions catalyzed by phosphofructokinase…
A: Allosteric effectors are the molecules that bind with one of the active sites of an enzyme that are…
Q: Explain the biochemical consequences of Glucose-6-Phosphatase deficiency that results in gout due to…
A: The enzyme glucose-6-phosphatase regulates the release of glucose from glycogen stored in the liver.…
Q: C
A: Gad C selectively transports Glutamate from outside to inside and GABA from inside to outside. This…
Q: What two types of defensins contribute to the biochemical barrier?
A: Biochemical barriers are the chemical molecules synthesized within the body that act as a defence…
Q: What is the source of Chemokines?
A: The heparin binding proteins that direct the movement of circulating leukocytes to the site of…
Q: What effects do AMP and ATP have on the reaction with ADP?
A: Metabolic pathways are defined as the set of chemical reactions occurring in the body. Metabolic…
Q: An increase in PCO2 will result in which of the following? O a) An increased affinity between PO,…
A: Haemoglobin oxygen dissociation curve is a sigmoidal curve. A shift of the curve to the right…
Q: the saponification of this triglycerides?
A: Triglycerides are a kind of fat present within the blood circulation. It is important for health but…
Q: What is purine catabolism?
A: Nucleic acids are the major class of biomolecules that are important for all forms of the organism.…
Q: Explain the physiological role of transacetylase ?
A: Transacetylase is an enzyme that transfers an acetyl-CoA to galactosides and lactosides. It is coded…
Q: What is the oxyhaemoglobin dissociation curve? How would it be affected by a patient with emphysema?
A: Blood along with the blood vessels and heart comprise the circulatory system also referred to as the…
Q: In what disease is a decrease in sphingomyelin observed?
A: Sphingomyelin, type of sphingolipid found in the cell membrane of animal cells, especially in the…
Q: Describe Bohr effect and give its physiological significance
A: Hemoglobin is present in the RBCs of humans and acts as a carrier for the oxygen gas in living…
Q: Why are the essential fatty acid associated with low incidence of heart disease? Cite some clinical…
A: Fatty acids are a long chain of glycerides. Often they have vital roles in the body.
Q: What oxidizes fadh2?
A: The process of Oxidative phosphorylation harness energy through the electron transport chain and ATP…
Q: What is the oxidative phosphorylation/ chemiosmosis?
A: Adenosine triphosphate, ATP, is also termed as the “molecular unit of currency” because it provides…
Q: What is the property of aqueous solutions controls the alpha-amylase's level of activity and how?
A: Aqueous solutions are the solution in which water is used as a solvent. α-amylase is an enzyme that…
Q: What is deltaG" for this reaction ATP + glucose -> ADP + giucose-6-phosphate deltaG"= ?
A: Glycolysis: a cytoplasmic pathway in which glucose breaks down into two three-carbon compounds and…
Q: Describe the Glucotransferase.
A: Glucotransferase is an enzyme that liberates glucose from amylose .
Q: Gierke disease (glycogenosis) arises in the inherited defect of glucose-6- phosphatase and is…
A: Glucose is the primary source of energy for the body, which is metabolized through the glycolytic…
Q: An increase in HDACS can lead to which of the following?
A: Ans - D) All of the above Chromatin's fundamental structure is known as nucleosome and it consists…
Q: Briefly explain the importance of vitamin C in the function of Prolyl hydroxylase enzyme? and what…
A: Vitamins are organic molecules necessary for several body functions. Most of the vitamins act as a…
Q: What is the end product of catabolism of the pyrimidine basethymine? Unlike uric acid, the end…
A: Pyrimidine catabolism occurs mainly in the liver. Pyrimidine catabolism yields highly soluble end…
Q: Explain why people with a hereditary deficiency of carnitine acyltransferase II have muscle…
A: Carnitine acyltransferase II is a mitochondrial membrane protein which is transported mitochondrial…
Q: What are the changes occur in oxidative randicity? Explain.
A: Oxidative rancidity is a chemical process when lipids oxidize through a complex series of reactions…
Q: Explain the function of histidine 57 in the mechanism of chymotrypsin.
A: The function of Histidine 57 in the mechanism of chymotrypsin can be described in the following way:…
Q: What is the biochemical rationale for ATP serving as a positive regulator of ATCase?
A: Introduction: The first step in the pyrimidine biosynthetic pathway is catalysed by aspartate…
Q: What is the effect of the mutation on succinate-coupled ATP synthesis?
A: Succinate : It is a dicarboxylic acid dianion resulting from the removal of a proton from both of…
Q: Where is N Acetylmuramic acid located?
A: N-Acetylmuramic acid is a major constituent part of a unique polymer known as peptidoglycan.
Q: why is chymotrypsin inactive at high pH?
A: Chymotrypsin is a protease enzyme and thus a digestive enzyme present in the pancreatic juice. It…
Q: Discuss the mechanism of action of the enzyme chymotrypsin.
A: Chymotrypsin is a serine protease that catalyses hydrolytic reactions. It specifically hydrolyses…
Q: Dehydroascorbate is unstable at pH values greater than 6 and decomposes to form tartrate and…
A: Ascorbate is the active form of vitamin C. It is the in reduced form. This gets converted to…
Q: Explain biochemical role of potassium.
A: Potassium is an essential nutrient required by the human body. It plays an important function inside…
Q: Explain why excess mevalonate is present in the blood and urine?
A: Mevalonate is the carboxylate anion of mevalonic acid, also known as, dihydroxymethylvalerolactone.…
Q: What biochemical reaction is catalyzed by γ-secretase? Why was it proposed that a chemical inhibitor…
A: Enzymes are proteins with catalytic power.
Q: TWO of the following statements about Extended Spectrum ß-lactamases are CORRECT?
A: Numerous bacteria produce various enzymes and metabolites that are capable of making the bacteria…
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- What properties of glucokinase allow it to phosphorylate glucose in the liver when the blood glucose concentration is higher than normal?What are the equilibrium concentrations of fructose 1,6-bisphosphate, dihydroxyacetone phosphate, and glyceraldehyde 3-phosphate when 1 mM fructose 1,6-bisphosphate is incubated with aldolase under standard conditions?What is the end product of catabolism of the pyrimidine basethymine? Unlike uric acid, the end product of purinecatabolism, excess amounts of this molecule do not causeproblems comparable to gout. What circumstances causeexcess amounts of the end product and why doesn’t a goutlike illness result?
- What type of reaction is catalyzed by isocitrate dehydrogenase and a-ketoglutarate dehydrogenase?How is the activity of amylase affected by a low pH? By a high pH? Explain.How many high-phosphoryltransferpotential molecules are required to synthesize phosphatidylethanolamine from ethanolamine and diacylglycerol? Assume that the ethanolamine is the activated component.