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3 votes
Enzymes are protein catalysts. What is the role of a catalyst?

A. Provides extra energy for a reaction
B. Lowers the activation energy of a reaction
C. Allows only irreversible reactions to happen
D. Eliminates the activation energy of a reaction

asked
User Leeshin
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1 Answer

1 vote

Answer: B

Explanation: enzymes catalyze reactions by reducing the amount of energy required to reach the transition state. Thus lowering the activation energy.

answered
User Maus
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7.8k points
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