Micro 02-04-08 - Whitney Barter Chapter 5 - R 1, 3, 5, 7,...

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Whitney Barter Chapter 5 - R 1, 3, 5, 7, 18 2/4/08 1. Define metabolism. The sum of the physical and chemical processes in an organism by which its material substance is produced, maintained, and destroyed, and by which energy is made available. 3. Using the diagrams below: a. where the substrate will bind b. where the competitive inhibitor will bind c. where the noncompetitive inhibitor will bind d. which of the four elements could be the inhibitor in feedback inhibition 5. Why are most enzymes active at one particular temperature? Why are enzymes less active below this temperature? What happens above this temperature? Enzymes are most active at one particular temperature because they are a protein that is highly specialized range of temperature it can be active at. Below this temperature the rate of the reactions will slow and the chance of a collision with an enzyme will decrease. Above this temperature the protein denatures, loses its 3-D shape, and is unable to bind with its substrate. In some cases this can be
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Micro 02-04-08 - Whitney Barter Chapter 5 - R 1, 3, 5, 7,...

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