Bio Flashcards

1
Q

Assumptions

A

We must look at biological structures to understand human behaviour your

  • genes
  • neurochemistrty
  • nervous system
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2
Q

There is a genetic basis of behaviour - twin studies

A

Twin studies are used to demonstrate this. The concordance rate between having the same characteristics -exetent that both twins share the same characteristics

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3
Q

Twin studies example

A
Study of depression
-compared the concordance rates in Monozygotic (identical) and dyzotic twins (non identical)
MZ- 49%
DZ- 17%
Ord siblings - 9%
 Genes do determine behaviour
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4
Q

Genotype and phenotype

A

G- actual genes a person posesses

P- genes expressed through physical make up of these, can b determined by environmental factors

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5
Q

Natural selections

A

Genes that are most favourable or useful remain - naturally

Some traits five possesser advantages - reproduction !

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6
Q

Evaluation- scientific

A

Credibly
Highly controlled
FMRIs EEGS scanning techniques
With advances in technology reliable data

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7
Q

Evaluation real life app

A

Increased understanding of biochemical processes in the brain

  • led to the development of psychoactive drugs to treat serious mental illness such as depression
  • without such advances wouldn’t be available
  • helps sufferers
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8
Q

Evaluation - casual conclusion

A

Too assuming
Doesn’t have strong enough link between drug and neurochemisty

Only association ! Not giving a cause

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9
Q

Evaluation determinist view of behaviour

A

Human behaviour is only governed by internal biological causes with no control!!

Impacts on legal system as suggests people aren’t in control on their actions

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