Respuesta :

kyawswarmye

Answer:

B Catalyst

Explanation:

catalyst is a substance that can be added to a reaction to increase the reaction rate without getting consumed in the process. Catalysts typically speed up a reaction by reducing the activation energy or changing the reaction mechanism. Enzymes are proteins that act as catalysts in biochemical reactions.That is why B is the right answer.

09esme
B) Catalyst // it increases the rate of the reaction by lowering the activation energy without having itself consumed by the reaction.

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