A child had a lung infection caused by a virus. Some months later the child developed asthma. Which type of interaction between diseases does this show?
A defect in the immune system making an infectious disease more likely to develop
A virus living inside body cells acting as the trigger for a cancer to develop
Severe physical ill health leading to depression and to other mental illnesses
An immune reaction caused by a pathogen triggering an allergic condition
179 exam-style questions on AQA GCSE Biology 2.2 Animal tissues, organs and organ systems, covering 2.2.1 The human digestive system, 2.2.2 The heart and blood vessels, 2.2.3 Blood, 2.2.4 Coronary heart disease: a non-communicable disease, 2.2.5 Health issues, 2.2.6 The effect of lifestyle on some non-communicable diseases, and 2.2.7 Cancer. Each one has a worked solution and a mark scheme showing where the marks go.