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Catalyzed reaction has a lower activation energy because there is an enzyme present in the reaction.

Uncatalyzed reaction has a higher activation energy because there is no enzyme present in the reaction.

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11y ago
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13y ago

Catalyst lowers the Activation Energy, thereby increasing the fraction of reactant particles with enough energy to overcome Ea. In other words,

Ea catalysed < Ea uncatalysed

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12y ago

What happens if you're intelligent is that you realize something about the nature of catalysts. Otherwise, you probably remain just as ignorant as you were before.

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10y ago

A catalyst lowers the activation energy.

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Q: Do catalyzed or uncatalyzed reactions require more activiation energy?
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Which reactions require enzymes to catalyze reactions calabolic or anabolic?

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