Practice Enzymes and Activation Energy - 8.1.2 | Metabolism, Cell Respiration, and Photosynthesis | IB MYP Grade 12 Biology
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is an enzyme?

💡 Hint: It's often described as a helper in metabolism.

Question 2

Easy

What does activation energy refer to?

💡 Hint: Think of it as the energy needed to jumpstart a process.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the primary function of enzymes?

  • To break down ATP
  • To speed up reactions
  • To form bonds

💡 Hint: Remember their role in metabolism.

Question 2

True or False: Enzymes can be reused after a reaction.

  • True
  • False

💡 Hint: Consider how enzymes are described in metabolic pathways.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Discuss how temperature can affect enzyme activity and activation energy.

💡 Hint: Think about how cooking affects enzymes in our food.

Question 2

In an experiment, the concentration of an enzyme is doubled. Predict the outcome on reaction rates and provide a scientific explanation.

💡 Hint: Consider the saturation point of substrates for enzymes.

Challenge and get performance evaluation