Quelpr
3 marksDiseases

CSEC Biology · January 2020 · Paper 2 · Question 5(b)

Explain how vaccination works to prevent persons from becoming ill with yellow fever.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 5(a)Complete the following table to compare the diseases hypertension and yellow fever for each characteristic given.[6 marks]
  2. 5(c)Discuss THREE strategies that can be used by hypertensive patients to control their signs/symptoms.[6 marks]

More practice: the rest of this paper · more Diseases questions · all CSEC Biology past papers