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A Level Biology: Enzymes

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Specifically for OCR (A) A Level Biology, Chapter 4: Enzymes, notes, but can be used and applied to all exam boards.

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OCR
Course
Chapter 4: Enzymes

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CHAPTER 4
Enzymes

,What this chapter consists of :

,What is an enzyme?
◦ Are biological catalysts which speed up the rate of
reaction and lower the activation energy without being
used up


◦ They are proteins – (globular proteins) chap3!!

, Mechanism of enzymes
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Study Level
A/AS Level
Examinator
OCR
Subject
Biology A
Unit
Chapter 4: Enzymes
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July 7, 2026
Number of pages
51
Written in
2025/2026
Type
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  • a level biology
  • ocr
  • biology
  • a level
  • as level
  • enzymes
  • powerpoint
  • presentation
  • notes
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