Chapter 4 / 4 short lessons
Enzymes and investigations
Connect active-site chemistry to rate curves, inhibition and practical measurements.
H2 Biology / 9477 / 2027 syllabus
What do you think?
More substrate restores the same maximum rate despite an inhibitor. Which model fits best?
Lessons
0 of 4 marked as readHow an enzyme lowers the barrier
Explain specificity, enzyme-substrate complexes and activation energy.
About 6 minTemperature and pH change enzyme rate
Explain and investigate temperature and pH effects on catalysis.
About 6 minMeasure a rate, explain a plateau
Explain concentration effects and calculate rates using products or substrate loss.
About 7 minCompetitive and non-competitive inhibition
Compare inhibitor binding and effects on rate, including allosteric inhibition.
About 7 minWhat you will be able to do
- Explain how enzymes lower activation energy.
- Interpret temperature, pH and concentration evidence.
- Design reliable rate investigations.