Question

_____________ involves donation of electrons from nucleophilic active site residues to a substrate forming a covalent adduct transition state intermediate.

a.

General acid-base catalysis

b.

Specific acid-base catalysis

c.

Electrophilic catalysis

d.

Nucleophilic catalysis

Answer: (d).Nucleophilic catalysis

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Q. _____________ involves donation of electrons from nucleophilic active site residues to a substrate forming a covalent adduct transition state intermediate.

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