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Biological Approach (Assumptions (Everything psychological is at first…
Biological Approach
Assumptions
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Thoughts, feelings and behaviours have a physical basis
Twin Studies
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Monozygotic twins share 100% of the same DNA and therefore are a good participant source for biological research
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Evaluation
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Able to establish cause and effect relationships. E.g. conditions caused by low levels of chemicals in the brain
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Evolution
Natural selection refers to the idea that the survival of a species is enhanced by genetically determined behaviour