Question detail
Which of the following is NOT a characteristic of enzymes?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Rate of reaction
Question
- A. They are specificto their substrates.
- B. They can be reused multiple times.
- C. They are permanently altered after a reaction.
- D. They lower the activation energy of reactions.
Answer
They are permanently altered after a reaction.
Explanation
The correct answer is They are permanently altered after a reaction.. This answer directly addresses the question: Which of the following is NOT a characteristic of enzymes? It matches the approved Chemistry 8462 learning objective and the linked subtopic. The other options are incorrect because they either change the rate, catalyst, reversible reaction, equilibrium, or graph context, or they do not answer the exact point being tested.
Common mistake
Misunderstanding Enzyme Function
Students often think that enzymes are consumed in the reactions they catalyze.
Remember that enzymes are not used up in the reaction and can be reused multiple times.
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