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CAIE A-Level Biology 3.1.4 Investigating Enzyme Reactions

Practise tracking product formation or substrate disappearance, controlling reaction conditions and calculating initial enzyme rate from frequent early measurements.

Syllabus
2028–2030
Course
Biology 9700
Level
AS

Exam points

  • select a measurable product increase or substrate decrease that tracks reaction progress
  • control temperature, pH, volumes and concentrations except for the independent variable
  • take frequent early readings and calculate initial rate from the initial linear region

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