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Questions and Answers
What is the role of enzymes in chemical reactions?
What is the role of enzymes in chemical reactions?
- Increasing the rate of chemical reactions (correct)
- Causing the reaction to occur
- Altering the free energy change
- Requiring a high activation energy
Which of the following factors does NOT affect enzyme activity?
Which of the following factors does NOT affect enzyme activity?
- Modulator presence
- Increased activation energy (correct)
- Substrate and product concentrations
- Temperature
What happens when a substrate binds to an enzyme's active site?
What happens when a substrate binds to an enzyme's active site?
- No product formation takes place
- The enzyme alters its free energy
- Formation of E-S complex occurs (correct)
- Only the substrate changes
How does temperature affect enzymes according to the text?
How does temperature affect enzymes according to the text?
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What is the purpose of negative feedback in the creation of ATP?
What is the purpose of negative feedback in the creation of ATP?
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What is the primary effect of stimulators on enzymes?
What is the primary effect of stimulators on enzymes?
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How does temperature affect enzyme activity?
How does temperature affect enzyme activity?
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What effect does a decrease in pH have on enzyme activity?
What effect does a decrease in pH have on enzyme activity?
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What is the purpose of using sodium bicarbonate as a buffering agent in exercise?
What is the purpose of using sodium bicarbonate as a buffering agent in exercise?
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Why is it important for athletes to test their responses before using sodium bicarbonate?
Why is it important for athletes to test their responses before using sodium bicarbonate?
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