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Questions and Answers
Which of the following statements about enzymes is true?
Which of the following statements about enzymes is true?
- Enzymes are used up during metabolic reactions.
- Enzymes are specific to a particular shape of substrate. (correct)
- Enzymes do not lower the activation energy required for a reaction.
- Enzymes are made up of nucleic acids.
What is the relationship between catabolic and anabolic pathways?
What is the relationship between catabolic and anabolic pathways?
- Anabolic reactions break down molecules to their constituents.
- Enzymes are only used in catabolic reactions.
- Catabolic reactions release energy used in anabolic reactions. (correct)
- Catabolic reactions build molecules from smaller ones.
How do enzymes act as biological catalysts?
How do enzymes act as biological catalysts?
- Enzymes are not involved in metabolic reactions.
- Enzymes bind tightly to the substrate to lower the transition state. (correct)
- Enzymes have a lower affinity for the transition state than the substrate.
- Enzymes increase the activation energy required for a reaction.
What is the function of enzymes in anabolic reactions?
What is the function of enzymes in anabolic reactions?
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What is the role of enzymes in catabolic reactions?
What is the role of enzymes in catabolic reactions?
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