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inysia [295]
3 years ago
6

[HELP ASAP]

Biology
1 answer:
Alexus [3.1K]3 years ago
4 0

Answer: b. reaction 3

Explanation: When an enzyme is present in a reaction acts as a catalyst, increasing velocity of reaction and decreasing the activation energy, when not present an enzyme the reaction velocity is very low and implies high activation energy, being unfavorable to the system

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