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6 marksEnzymes

CAPE Biology Unit 1 · 2016 · Paper 2 · Question 4(b)

Enzymes are globular proteins and are highly specific in the reactions catalysed. Explain the basis of enzyme specificity and include in your explanation a brief description of the globular nature of these molecules.

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Other parts of this question

  1. 4(a)(i)Explain what is meant by the term 'endosymbiosis' and how it relates to the origin of these organelles in eukaryotes.[3 marks]
  2. 4(a)(ii)Discuss THREE lines of evidence in support of this theory.[6 marks]

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