Which of the following statements about enzymes are true? Check all that apply. A)generally, an enzyme is specific for a substrate. B) substrate must bind to the active site before a reaction occurs. C) reaction occur at the active site, which usually consists of a crevice on the surface of the enzyme. D) an enzyme yields a specific product whereas a nonbiological catalyst may produce more than one product, and side reactions may occur. E) both nonbiological catalysts and enzymes show reaction specificity.

(1) Answers

only e is not true about enzymes A, B ,C ,D are true.

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