Approaches- Biological Approaches
- Created by: Sophie123.sdr
- Created on: 29-04-21 17:07
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- Biological approach
- genetics
- genotype: set of genes some one has
- Phenotype: characteristic someone has
- genotype + environment = phenotype
- theory of evolution
- natural selection
- principle of diversity- variation within a species
- principle of interaction- how species adapt to fit in with environment
- principle of differential amplification-those who adapt survive/ reproduce
- sexual selection
- women have to be selective in partners
- men with undesirable traits will not reproduce and die out
- natural selection
- main assumptions
- everything psychological is biological
- psychologist should study biological processes/ structures
- mind lives in brain
- psychologists should study brain, nervous stystem etc.
- strengths
- scientific
- uses scientific methods, e.g. fMRI and twin studies
- reliable results, increases scientific credibility.
- uses scientific methods, e.g. fMRI and twin studies
- real life application
- biological approach has been used to develop drug therapies
- improves peoples quality of life.
- biological approach has been used to develop drug therapies
- scientific
- limitations
- deterministic
- sees behaviour as determined by genetics hormones, no free will
- suggests we have no free will or responsibility over behaviour,
- sees behaviour as determined by genetics hormones, no free will
- nature/nurture?
- studies on genetics are mainly twin studies
- same genes but also same upbringing
- can't seperate nature from nurture
- same genes but also same upbringing
- studies on genetics are mainly twin studies
- correlation but not causation
- no evidence shows causation
- we don't really know what's happening
- no evidence shows causation
- deterministic
- genetics
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