Exam 3 - Section 3 (11/01) Flashcards
_________ -
Addresses how personality traits that differ among individuals are passed from parent to child and shared by biological relatives
Behavioral Genetics
_________ - Looks at how we differ given similar genetic predispositions
Behavioral Genetics
_________ - even though you may have same genes, you are different due to environment
Epigenetic’s
_________ - Breed out people with intellectual disabilities
eugenics
we can’t predict outcomes of _________ because of _________
- genes
- environments
phenotypes - physical traits, how we can observe the _________ of genes
expression
_________ -
connections between phenotype and genotype
Calculating Heritability
Calculating Heritability - Comparing personality type similarities and _________ in people with same _________ - twins
- differences
- genes
Heritability coefficients from _________ studies ≈ .40
-twin
Heritability coefficients from _________ studies ≈ .20
non-twin
Calcula-ng Heritabilities
Genes _________ and they interact with the _________
- vary
- environment
Monozygotic (MZ) - _________
Identical
dizygotic (DZ) - two separate _________, and so _________
- ova
- not identical
To examine how phenotypes may be attributed to _________ in _________
- variation
- genotypes
Heritability - Environmental differences make a bigger impact than _________
genetics
_________ - the amount that genes matter
Heritability
Genes impact the development and probability of a particular _________ and those traits will set the stage for you to _________ in a certain way
- trait
- behave
Traits with little variation will have _________
close to _________
- heritabilities
- zero
• _________ affects dopamine receptors
DRD4
• _________ gene affects serotonin
5-HTT
• 5-HTT gene affects _________
serotonin
• DRD4 affects _________ receptors
dopamine
_________ - Variance in genes and the different outcomes of how you are
Alleles
Alleles - some differences between _________ groups
cultural
Genes are not _________
• There must be an environment in order for
there to be _________
- causal
- behavior
• Environments can affect _________
heritabilities
Choice of environment matters in the _________ of our genes (phenotype)
expression
• _________ : experience affects biology
Epigenetics
• Epigenetics: experience affects biology
- _________, nutrition
Stress
You can have the gene for schizophrenia but depending on your _________ you may not experience it
environment
• Evolution and behavior
-Identify common _________ patterns and then determine how the behavior was _________
- behavior
- adaptive
Aggression and _________ - evelutionarily developed behaviors
altruism
_________ - the reflection of how other people think of you
sociometer theory
_________ - the better you can gauge if people like you the more likely you are to stay alive
sociometer theory
_________ - what we look for in the opposite sex
Mate selection
_________ - how one behaves inside a heterosexual relationship
Mating strategies
Mating behavior: Attraction
– Men place higher value on _________ attractiveness
and prefer _________ mates
- physical
- younger
Mating behavior: Attraction
Women place higher value on _________ security and prefer _________ mates
- economic
- older
Mating behavior: Attraction
Both want the highest likelihood of healthy _________ who will survive and _________
- offspring
- reproduce
Mating behavior: Attraction
complications–
- Values put on women’s _________ is different now
- Male physical attractiveness is more _________ to women than it should be
- body
- important
Mating behavior: Attraction
complications–
• _________ matters
Culture
Mating behavior: Sociosexuality – Men are generally _________
higher
- Men are more upset at _________ infidelity
- Women are more upset at _________ infidelity
- sexual
- emotional
– Sexy son hypothesis
-Mating with an attractive but unstable person may produce a _________ that is good at mating and will take care of the _________
- son
- mother
