If an enzyme catalyzes two different chemical reactions, than which of the following is correct?

oangi

wrote...

12 years ago

A. The enzyme contains both ?-helices and ?-pleated sheets.
B. The enzyme is subject to both competitive inhibition and allosteric regulation.
C. Two types of allosteric regulation occur: The binding of one molecule activates the enzyme, while the binding of a different molecule inhibits it.
D. Either the enzyme has two distinct active sites, or the reactants involved in the two reactions are very similar in size and shape.

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zzwChris

wrote...

12 years ago

I'm going to go with D.

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