Leo is known for his highly impulsive and violent outbursts. A biological assessment reveals that Leo has exceptionally high levels of testosterone and a low-activity variant of the monoamine oxidase A (MAOA) gene.
Explain how hormonal and genetic factors may account for Leo's aggressive behaviour.
18 exam-style questions on AQA A Level Psychology Neural, hormonal and genetic factors in aggression. Each one has a worked solution and a mark scheme showing where the marks go.