Enzymes & Energy
What enzymes & energy means
Explore how enzymes work and how cells release energy.
Before you start
Not confident yet? Work through Biological Molecules first.
Worked example
One question from this skill's own question bank, shown with its full working.
Enzymes work by lowering the reaction’s:
- Temperature
- Activation energy
- Mass
- Pressure
Working: Enzymes lower the activation energy needed for a reaction, speeding it up without being consumed.
Curriculum and exam alignment
Curriculum notes are a general guide to where this work normally sits. Always check the syllabus your school or examination body is currently using.
Related skills
Other Biomolecules & Metabolism skills in Biochemistry, at the same point in the course.
Other Biochemistry topics
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Practise enzymes & energy
8 questions with a worked answer after every attempt, and a SmartScore that tracks how close you are to mastery.