What you'll learn
The key chemical processes in living things.
Key ideas
- Aerobic and anaerobic respiration; photosynthesis and its equation.
- Enzymes as catalysts; effect of temperature and pH.
Exam tips
- Learn the word equations for respiration and photosynthesis.
- Explain enzyme activity and denaturing.
Common mistakes
- Confusing respiration with breathing.
- Forgetting light is needed for photosynthesis.