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Personality Psychology > Lecture 4 > Flashcards

Lecture 4 Flashcards

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1
Q

what is a disposition?

A

continiously distributed trait

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2
Q

ANOVA of behavioral genetics

A

genes = factor A
environment = factor B
interact
-> people react differently in the same situations, depending on their genes

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3
Q

difference in basepairs between humans

A

only 700 out of 300 million in humans

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4
Q

two kinds of environmental influence

A

shared vs unique

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5
Q

heritability

A

the part of variability that is only explained by genes

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6
Q

methods of heritability research

A

selective breeding

adoption and twin studies

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7
Q

index case

A

someone who has a trait

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8
Q

heritability of schizophrenia

A

50%

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9
Q

twin rates historical

A

peaks in 2000 due to artificial reproduction techniques

decreased by now, also because women get pregnant later

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10
Q

monozygotic twins vs clones

A

are more similar than clones

-> share mitochondial DNA

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11
Q

MZ neuroticism correlation

A

.58

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12
Q

DZ neuroticism correlation

A

.32

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13
Q

Big five genetic component

A

50%

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14
Q

heritability political attitudes

A

30%

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15
Q

hertiability ideology

A

50%

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16
Q

what influences lifestyle choices?

A

sensation-seeking
extraversion

emotionality for drinking and smoking

17
Q

are twins representative?

A

they are in everything except birth weight

18
Q

design to test parent’s behavior towardstwins

A

parents who mislabeled their children’s twin status

-> no indication of intentional similar treatment

19
Q

sensation-seeking in BIble belt

A

DZ correaltion almost as high as MZ

-> very strong situation

20
Q

passive gene-environment correlation

A

your parents are have smart genes and also a pile of books

21
Q

reactive gene-environment correlation

A

children are prediposed to disruptive behavior, parents treat them harsh

22
Q

active gene-environment correaltion

A

= niche picking

we choose the areas we’re best in

23
Q

heritability of intelligence across countries

A

higher in egalitarian countries

Personality Psychology (13 decks)

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