IB Biology HL C1.1.2 Role in Metabolism Questions
Practise IB Biology HL 8.1.2 by interpreting metabolic-pathway terminology and explaining how enzyme specificity controls reaction sequences.
- Syllabus
- First assessment 2025
- Course
- Biology HL
- Level
- HL
Exam points
- Interpret metabolic-pathway descriptions to identify enzyme-catalysed reaction steps and their substrates or products.
- Explain how enzyme specificity, activation-energy reduction and inhibition determine metabolic pathway activity.
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IB Biology HL C1.1.2 Role in Metabolism Questions question 1
[Maximum number: 4]
Outline the importance of enzymes to metabolic processes.
a. increase rate of reaction/speed up reaction
b. lower activation energy
c. a specific enzyme for each reaction/substrate
d. metabolic process/pathway blocked if an enzyme is inhibited/absent
e. end-product inhibition can control metabolic pathways
f. differences in metabolism as cells produce different enzymes during differentiation
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