individual difference in biological

• What are the three sections of Freud's personality theory?

  Id, ego, and superego
• How does early upbringing influence Freud's theory?

  It affects the strength of ego and superego
• Why does Freud believe women have a weaker superego than men?

  Because they never overcome penis envy
• How do the three sections of Freud's personality influence individual differences?

  They influence personality, relationships, and mental health
• What is the warrior gene associated with?

  Cultural differences in aggression
• What percentage of Maori men have the warrior gene?

  Over 56%
• Why can the warrior gene explain sex differences in aggression?

  It is found on the X chromosome
• How do genes predispose individuals to aggression?

  They require environmental triggers to activate
• What does the term "epigenetic factor" refer to?

  Environmental triggers that affect gene expression
• How does evolution explain individual differences in aggression?

  Through resource provision and mate competition
• What is the link between intelligence and environmental conditions?

  Intelligence helps adapt to environmental conditions
• What hormone is linked to higher levels of aggression?

  Testosterone
• What correlation has been found in female prisoners?

  Between violence used and testosterone levels
• Which hormones can account for individual differences?

  Oxytocin, serotonin, and estrogen
• How can brain structure abnormalities affect behavior?

  They can lead to changes in behavior
• Why do no two brains produce identical effects from damage?

  Because individual brains differ in structure