If an enzyme is immobilized on a positively-charged support, the net charge of the enzyme will be:单项选择题

A

more positive than the same enzyme on a neutral support

B

more negative than the same enzyme on a neutral support

C

equal to that for the same enzyme on a neutral support

D

No answer text provided.

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The concentration of a soluble substrate at the surface of an immobilized enzyme is generally lower than that at the surface of a soluble enzyme in the same bulk substrate solution.

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