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IB Biology HL 1.1.1 Enzymes as catalysts Question Bank

Practise IB Biology SL/HL 1.1.1 by applying enzymes as catalysts concepts to exam-style questions.

Syllabus
First assessment 2025
Course
Biology HL
Level
HL

Exam points

  • identify the relevant biological structure, process or evidence
  • apply the correct biological mechanism to the question
  • evaluate the result using data, adaptation or ecological reasoning

C1.1.1—Enzymes as catalysts question 1

[Maximum number: 4]

Outline the action of enzymes.

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