3.1 genetic influences on behaviour Flashcards

1
Q

nature

A

gene influences

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2
Q

nuture

A

environmental influences

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3
Q

genes are in every cell of our body

A

inherited traits of our ancestors

hold DNA

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4
Q

genotype

A

the specific combination of genes that form an individuals DNA

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5
Q

Phenotype

A

the physical or behavioural traits we possess

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6
Q

behavioural genomics

A

the field devoted to investigating how a person’s genetic code influences their psychological traits

(HUMAN GENOME PROJECT)

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7
Q

human genome project

A

provided a complete list of the genes found in humans and their distribution on human chromosomes

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8
Q

behavioural genetics

A
field devoted to investigating the extent that genes vs a persons environment contribute to particular psychological traits 
(twin studies) 
-monozygotic-identical
-dizygotic- fraternal
(adoption studies)
-biological parents share genes
-adoptive parents share environment
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9
Q

heritability

A

a number b/w o and 1.0 that represent the proportion of differences in a trait across individuals that is caused by genetic influences

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10
Q

heritability of depression and anxiety for 3 year olds is

A

.76

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11
Q

humans are both diff and similar to one another because of our

A

genes

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12
Q

theory of evolution

A

charles darwin found where are genes come from

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13
Q

evolutionary psychology

A

a field aimed at revealing how the traits that we inherited from our ancestors (and that we share with one another) control our thoughts and behaviours
-reproductively significant behaviour

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14
Q

intrasexual selection

A

members of the same sex compete to mate with the other sex

causes physical differences b/w males and females of a species

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15
Q

intersexual selection

A

-attract with dance, beauty, skills

selecting mates with certain traits

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16
Q

genes

A
  • there from the beginning

- the program that developed us and our brains