Genetic and Environmental Influences PLAN

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  • Genetic influence 


-any ability determined by genes 

twin/ adoption studies 

  • Approaches in psychology 

-help us see the balance 

-cognitive/ psychodymanic interactionist 

-biological nature

-behaviourist nurture 

  • Behaviourist 

-due to learning 

-classical conditioning 

  • Biological approach 

-due to genetics 

-concordance rates in twins 

  • problems 

-behaviourists ignore genetics

-biological ignore environment

  • Psychodynamic approach 

-inate drives (libido)

-freud never mentioned genes (electra/ oedipus)

-childhood events

-lack evidence 

  • Bennett-Levy and Martaeu 

-evolutionary theory 

-phobia animals explained through natural selection



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