XYY Syndrome Flashcards
1
Q
What is XYY syndrome
A
Refers to a male born with an additional Y chromosome
2
Q
People with XYY tend to…
A
Be taller, have severe acne and behavioural and emotional difficulties.
Can be associated with problems like impulse control, low tolerance of frustration, aggressiveness
3
Q
Evidence for XYY syndrome
A
Jacobs et al- XYY led people to be more aggressive and found that there was an over representation of XYY men in the prison population
4
Q
Evidence against? XYY
A
Witkin et al- no significant difference between those with XYY syndrome and those XY or XXY syndrome and crime
