Zara is a 19-year-old biochemistry student who has been using high-strength disposable nicotine vapes constantly since the age of 15. She now uses multiple high-strength vapes every day. If she attempts to study without vaping, she experiences intense cravings, hand tremors, and extreme irritability. Her mother has a lifelong history of severe nicotine dependence, and her maternal grandmother was also a heavy smoker who died of smoking-related illness.
Discuss one biological explanation for Zara's nicotine addiction. You must make reference to the context in your answer.
84 exam-style questions on Edexcel A Level Psychology Content, covering Issues around drug taking, Biological explanations of drug addiction, Learning explanations of drug addiction, Treatments for drug addiction, Anti-drug campaign and strategies, Individual differences, and Developmental psychology. Each one has a worked solution and a mark scheme showing where the marks go.