(a)[1]
State the name of the pathogen type responsible for cholera.
(b(i))[1]
Suggest what the cholera vaccine has to include to be effective.
(b(ii))[3]
Explain why the people were not protected from cholera straight after they received the vaccine.
(b(iii))[1]
Suggest the reason.
(b(iv))[2]
Using the information in Fig. 4.1, discuss how well the vaccine was at preventing the symptoms of cholera.
(c(i))[4]
Explain how cholera leads to diarrhoea.
(c(ii))[2]
Describe how diarrhoea can be treated.