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- 5. a) Why would an enzyme that is effective with one reaction have no effect on another reaction?1. Describe the two ways by which the activity of an enzyme can be inhibited.1. There are two major categories of enzyme, inhibition, name, and describe them.  1a. Reverse inhibition can be overcome to allow the enzyme to resume is Catley activities. Describe how reversible inhibition can occur and how it can be over come.
- 1. What is the significance of the formation of the colored product in the oxidase test? Answer this comprehensively and please, do not just copy from somewhere.1. Define optimum pH and temperature of an enzyme.2. How do changes in pH and temperature affect the native conformation of an enzyme?1. What is the action of acid and alkali on the enzyme in saliva? 2. What is the optimum pH of the enzyme in the saliva?
- 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.Which of the following analogies best describes the induced-fit model of enzyme-substrate binding? a hug between two people a key fitting into a lock a square peg fitting through the square bole and a round peg fitting through the round hole of a children’s toy the fitting together of two jigsaw puzzle pieces1. Please identify the substrate and type of reaction, and explain how these reactions work for the following two enzymes Two enzymes: succinate dehydrogenase and L-amino acid reductase
