That men with the XYY chromosome are super males who are more aggressive
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What did Jacob find in his study?
That men with the XYY chromosome are overrepresented in the prison population with 15 per 1000 within prison.
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How many men with the XYY chromosome are not in prison?
1 per 1000 in the general population.
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Who has the XYY chromosome?
Serial killed John Wayne Gacy who was known as the 'killer clown'
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Why do people with the XYY chromosome commit more crime?
Because it is said they have more testosterone which links to higher levels of aggression
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What is a criticism of this theory?
There are men with the XYY chromosome who haven't committed crime, therefore there must be other explanations for criminal behaviour. It also is overly simplistic.
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Cont...
Since the XYY theory is only regarding males, it fails to acknowledge why there are female criminals who are unable to have this abnormality.
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Other cards in this set
Card 2
Front
What did Jacob find in his study?
Back
That men with the XYY chromosome are overrepresented in the prison population with 15 per 1000 within prison.
Card 3
Front
How many men with the XYY chromosome are not in prison?
Back
Card 4
Front
Who has the XYY chromosome?
Back
Card 5
Front
Why do people with the XYY chromosome commit more crime?
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