Enzyme activity can be controlled by availability of substrates and cofactors. U The binding of a molecule at a site other than the active site always enhances enzyme activity. Covalent modifications may activate or inhibit an enzyme. O The availability of substrate can control enzyme activity, but the amount of product has no effect on the enzyme. Regulation of the amount of enzyme synthesized or degraded by cells. U Covalent modification cannot be used to control enzyme activity as it permanently deactivates them. Submit Answer Try Another Version 4 item attempts remaining

Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Which of the following statements are correct relating to controls over enzyme activity.
(Select all that apply.)
D Enzyme activity can be controlled by availability of substrates and cofactors.
U The binding of a molecule at a site other than the active site always enhances enzyme activity.
O Covalent modifications may activate or inhibit an enzyme.
O The availability of substrate can control enzyme activity, but the amount of product has no effect on the enzyme.
Regulation of the amount of enzyme synthesized or degraded by cells.
U Covalent modification cannot be used to control enzyme activity as it permanently deactivates them.
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Transcribed Image Text:Which of the following statements are correct relating to controls over enzyme activity. (Select all that apply.) D Enzyme activity can be controlled by availability of substrates and cofactors. U The binding of a molecule at a site other than the active site always enhances enzyme activity. O Covalent modifications may activate or inhibit an enzyme. O The availability of substrate can control enzyme activity, but the amount of product has no effect on the enzyme. Regulation of the amount of enzyme synthesized or degraded by cells. U Covalent modification cannot be used to control enzyme activity as it permanently deactivates them. Submit Answer Try Another Version 4 item attempts remaining
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