Triclosan Is a Broad-Spectrum Antibacterial Agent Used in Many Household

question 31

Multiple Choice

Triclosan is a broad-spectrum antibacterial agent used in many household products. It is structurally similar to polychlorobiphenylol, a substrate that binds to the active site of the enzyme sulfotransferase. Based on these facts, you can conclude that triclosan most likely

• A) lowers the activation energy of chemical reactions.
• B) acts as a noncompetitive inhibitor.
• C) is a competitive inhibitor.
• D) functions as an enzyme when sulfotransferase is absent.

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