Practice How Enzymes Work - 3.3 | Molecular Biology | IB 12 Biology
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How Enzymes Work

3.3 - How Enzymes Work

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Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is an enzyme?

💡 Hint: Think about what speeds up reactions in our body.

Question 2 Easy

What do we call the molecule an enzyme acts on?

💡 Hint: It's what joins with the enzyme at the active site.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary role of enzymes in biological reactions?

To provide energy
To speed up reactions
To change the products

💡 Hint: What do enzymes do in a reaction?

Question 2

True or False: Enzymes are consumed in the reactions they catalyze.

True
False

💡 Hint: Think about whether enzymes can be used again.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Given a scenario where an enzyme's active site is altered, explain how this may affect its function.

💡 Hint: Consider how shape affects function in biology.

Challenge 2 Hard

If an enzyme operates efficiently at a specific temperature but is moved to a higher temperature, predict the outcome and provide a rationale.

💡 Hint: Think about how temperature influences molecular interactions.

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