Which two of the following statements regarding neural, hormonal and genetic factors in aggression are TRUE? Select the two correct letters.
Option A: According to the dual-hormone hypothesis, high levels of testosterone only promote aggressive behavior when cortisol levels are also high.
Option B: The amygdala is a subcortical structure in the limbic system that evaluates the emotional importance of sensory stimuli and triggers aggressive responses.
Option C: The MAOA gene is located on the Y chromosome, which explains why aggressive behavior is more prevalent in males.
Option D: Low levels of serotonin disrupt the inhibitory regulation of the prefrontal cortex over the amygdala, increasing the likelihood of impulsive aggression.
Option E: Twin studies show that the heritability of aggressive behavior is 100%, indicating that genetic factors are solely responsible.
Practise AQA A Level Psychology Aggression with exam-style questions for A Level Psychology. 71 questions covering Neural, hormonal and genetic factors in aggression, Ethological and evolutionary explanations of aggression, Social psychological explanations of aggression, Institutional aggression in prisons, and Media influences on aggression, matched to the AQA A Level Psychology (7182) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.