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Jessica Higgins
Psychology ­ Mrs Grant

Q: Discuss the role of neural and/or hormonal mechanisms in aggression. (8 marks + 16

Two explanations of aggression come from the role of neural and hormonal mechanisms.
Neurotransmitters are chemicals that allow impulses in one area of the brain to be transmitted…

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Jessica Higgins
Psychology ­ Mrs Grant

influencing aggression. Testosterone has been shown to correlate with the level of aggression
displayed by humans and animals; it is also believed to reduce levels of available serotonin.

There have been many experiments done to test the effects of adding and removing
testosterone. All…

Page 3

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Jessica Higgins
Psychology ­ Mrs Grant

the sole cause of aggression, we would see a worldwide distribution of aggression.


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