A psychologist records this observation without giving an interpretation: A biological predisposition changes risk but still requires exposure and experience to explain the outcome.
Explain how genetic explanation of addiction can account for the material.
52 exam-style questions on Edexcel GCSE Psychology 3.1 Psychological problems, covering 3.1.1 Symptoms and features (ICD), 3.1.2 Incidence over time, 3.1.3 Effects on individuals and society, 3.1.4 Influence of genes as an explanation, 3.1.5 Cognitive theory explanation of depression, 3.1.6 Learning theory explanation of addiction, 3.1.7 CBT as a treatment, and 3.1.8 Drugs as a treatment. Each one has a worked solution and a mark scheme showing where the marks go.