While most enzymes increase the rate of a reaction by providing a new mechanism with a lower activation energy, there are several examples where they can also increase the activation energy and slow down or stop a reaction.

Question

Quizplus · Accepted Answer

Enzymes typically work by lowering the activation energy of a reaction, which speeds up the reaction. They do not increase the activation energy to slow down or stop a reaction.

While Most Enzymes Increase the Rate of a Reaction by Providing