In a laboratory setting, how might an enzyme be used to demonstrate the concept of activation energy?

• A. By illustrating that the enzyme changes the equilibrium of the reaction.
• B. By demonstrating that the enzyme lowers the activation energy, allowing the reaction to proceed at a lower temperature.
• C. By proving that the enzyme increases the free energy of the reaction.
• D. By showing that the enzyme is consumed in the reaction.

Answer: (B)