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3 marksImmunology

CAPE Biology Unit 2 · 2017 · Paper 2 · Question 6(a)(i)

Vaccination is regarded as a form of active, artificial immunity.

Distinguish between the terms 'active immunity' and 'artificial immunity'.

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Other parts of this question

  1. 6(a)(ii)Using examples, explain the role of vaccination in providing immunity to pathogens.[6 marks]
  2. 6(b)Discuss THREE factors which may account for the continued spread of HIV in the Caribbean.[6 marks]

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