Genetics (AQA A-Level Psychology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What percentage of genes do MZ twins share compared to DZ twins?
What percentage of genes do MZ twins share compared to DZ twins?
MZ: 100%, DZ: 50%
What was the MZ twin concordance rate for criminal behaviour in Christiansen's (1977) study?
What was the MZ twin concordance rate for criminal behaviour in Christiansen's (1977) study?
35%
In Raine's (1993) review of 13 twin studies, what was the DZ twin concordance rate?
In Raine's (1993) review of 13 twin studies, what was the DZ twin concordance rate?
21%
In the Cambridge Study, what % of families had at least one convicted individual?
In the Cambridge Study, what % of families had at least one convicted individual?
64%
In the Cambridge Study, what % of families accounted for 50% of all convictions?
In the Cambridge Study, what % of families accounted for 50% of all convictions?
6%
What % of convicted parents had convicted children according to the Cambridge Study?
What % of convicted parents had convicted children according to the Cambridge Study?
Approx 75%
What did Joseph (2001) find regarding genetic basis for criminal behaviour in adoption studies?
What did Joseph (2001) find regarding genetic basis for criminal behaviour in adoption studies?
No evidence supporting genetic basis
Which neurotransmitter links to violence & aggression when elevated?
Which neurotransmitter links to violence & aggression when elevated?
Noradrenaline
What does low serotonin contribute to in terms of criminal behaviour?
What does low serotonin contribute to in terms of criminal behaviour?
Reduced impulse control
What did Brunner (1993) find the MAOA gene connects to?
What did Brunner (1993) find the MAOA gene connects to?
Aggressive behaviour & violent crime