Chapter 8 - Behavioral Genetics Flashcards

1
Q
  • co-discoverer of double-helix structure of DNA and former head of the Human Genome Project
  • “We used to think that our fate was in our stars. Now we know, in large part, that our fate is in our genes.”
A

James D. Watson

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2
Q
  • biologist at the University of California-Berkeley and editor of Science magazine
  • “the nature/nurture debate is over and genes influence many aspects of behavior’
A

Daniel E. Koshland Jr.

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3
Q
  • may help eliminate society’s most intractable problems including drug abuse, homelessness and violent crime
  • will lead to better diagnoses and treatment as well as compassion towards sufferers and their families
A

genetic research

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4
Q

the scientifically erroneous and immoral theory of “racial improvement” and “planned breeding”

A

eugenics

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5
Q
  • Father of Eugenics
  • cousin of Charles Darwin
  • convinced by appearance of geniuses within families that intelligence is inherited
A

Francis Galton

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6
Q

what did Francis Galton say about human society in an article entitled ‘Hereditary Talent and Character’

A

can be improved through better breeding

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7
Q

Eugenics is from the word…

A

Greek
‘good birth’

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8
Q
  • American sexual libertarian
  • “while the good man will be limited by his conscience to what the law allows, the bad man, free from moral check, will distribute his seed beyond the legal limit”
A

Humphrey Noyes

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9
Q
  • ability to be a naval officer is a heritable trait composed of subtraits for thalassophilia and hyperkineticism
  • tried to prove heretability of traits as pauperism, feeblemindedness and criminality
  • helped to persuade more than 220 US states to authorize sterilization of men and women in prisons and mental hospitals and urged the federal government to restrict the immigration of ‘undesirable races’
A

Charles Davenport

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10
Q

love of sea

A

thalassophilia

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11
Q

wanderlust

A

hyperkineticism

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12
Q

practiced euthanasia (good death) of the mentally and physically disabled Jews, Gypsies, Catholics and others in Nazi Germany and occupied countries

A

Adolf Hitler

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13
Q

the prime minister promoted policies that encourage middle class to bear children and discouraged childbearing by the poor and uneducated

A

Singapore (1983)

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14
Q

Result of study on twins reared apart and together

A

monozygotic twins reared apart are about as similar as monozygotic twins reared together

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15
Q
  • said that results were ‘grossly exaggerated’
  • “If you bring together strangers who were born the same day in the same country and ask them to find similarities between them, you may find a lot of seemingly astounding coincidences”
A

Richard Rose

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16
Q
  • said that Minnesota study had inconsistencies and was possibly fraudulent
  • biased selection method
  • Minnesota study relied on media coverage to recruit twins ‘twins interested in publicity and willing to support it’
A

Leon Kamin

17
Q

evidence supporting genetic models can be explained by other biological factors, such as virus that strikes the utero. Genes may just create a susceptibility to the virus

A

E. Fuller Torrey

18
Q

tiny neural structure in the hypothalamus which controls sexual response

A

interstitial nucleus

19
Q

postulated that interstitial nucleus is ‘large in individuals oriented toward women-whether male or female’

A

Simon LeVay

20
Q
  • studying a strain of fruit flies that court other males
  • names them ‘fruity’ or ‘fruitless’
A

Angela Pattatucci

21
Q

“Intelligence is 80% heredity and 20% environment”

A
  • Jensen
  • Hernstein
22
Q

Classical methods for studying the relationship between genes and behavior

A
  1. Twins (same genes diff. environment)
  2. Adoptees (diff. genes same environment)
23
Q
  • fraction of total variability due to genetic differences
  • is determined by studying twins and adoptees
A

heritability

24
Q

Behavior Gene Discovery

A
  1. complications
  2. multiple genes
  3. environment is important
  4. pleiotropy
  5. measurement