Measles is an infectious disease, whereas lung cancer is not.
(a)[2]
Explain why lung cancer is sometimes known as a ‘lifestyle disease’.
(b)[2]
State the type of pathogen that causes measles and state how it spreads.
(c)[1]
Between January and April 2011, 118 measles cases were reported in the USA, where measles had previously been considered virtually eradicated. Suggest a reason for this rise in measles cases.
Worked solution & mark scheme
This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Causes associated with lifestyle/habits” …