Suggest a name for an enzyme that catalyzes each of t a.) Oxidation of nitrite b.) Decarboxylation of citrate c.) Reduction of oxalateT ww
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- Which of the following statements about the allosteric site is true? a. The allosteric site is a second active site on a substrate in a metabolic pathway. b. The allosteric site on an enzyme can allow the product of a metabolic pathway to inhibit that enzyme and stop the pathway. c. When the allosteric site of an enzyme is occupied, the reaction is irreversible and the enzyme cannot react again. d. An allosteric activator prevents binding at the active site. e. An enzyme that possesses allosteric sites does not possess an active site.10. Mention the Clinical Applications of Beta oxidation of fatty acids?1.A student was given two test tubes. One tube contains a reaction catalyzed by an inorganic catalyst, while the second tube contains a reaction catalyzed by an enzyme which is protein in nature. Give two laboratory procedures which you can perform to differentiate which of the two tubes contain an enzyme-catalyzed reaction. 2. List the enzymes whose levels are elevated in blood serum as a result of hepatitis or cirrhosis of the liver.
- 1.Why do you think glutathione occurs in a concentration as high as glucose? 2.Explain why glutathione must be transported from cytosol to mitochondria. 3.Explain why glutathione can confer therapeutic benefit when taken orally.5. a) Why would an enzyme that is effective with one reaction have no effect on another reaction?4. Draw a reaction showing the reduction of coenzyme Q10
- 1. Describe the reaction catalyzed by salivary amylase. To which class of enzymes does amylase belong? Explain thoroughly.2. One manifestation of cytochrome oxidase deficiency in humans is severe muscle weakness. Briefly explain why. 3. Clostridium bacteria are killed in the presence of molecular oxygen. Would you expect Clostridium to produce catalase? Briefly explain.3. What is the marker for the enzyme’s optimum condition?
- 1. Consider the following parameters related to an enzyme that follows Michaelis-Menten kinetics for the reaction: k(1) k(2) S ----> ES ----> P k(-1)1- What are 3 (arysulfatase B) synonyms? 2- what is the name of metabolic reaction/pathway in which the enzyme (aryaulfatase B) doing/function is the cell? 3- what disease may occur with the deficiency of arysulfatase B?which of the following functions matches with the coenzyme functions: a.) facilitate redox reaction in the anabolic pathway b.) carry acyl group via a thioester bond c.) facilitate redox reaction involving C=O in the catabolic pathway d.) facilitate redox reaction involving C=C CoEnzymes to pair the functions from: NAD+ FAD NADP+ Coenzyme A