Evolution of Schizophrenia Quiz

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Evolutionary genetics of schizophrenia.

Créé par

Allison

United States

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Evolution of Schizophrenia Quiz


Evolution of Schizophrenia QuizVersion en ligne Evolutionary genetics of schizophrenia. par Allison 1 What does negative selection mean in the context of schizophrenia? a Genetic drift fixing alleles b Natural selection increasing all traits c Mutation increasing risk factors d Evolution removing deleterious alleles 2 Which ancient humans had more genetic risk factors for schizophrenia than we do today? a Neanderthals and Denisovans b Modern humans only c Cavemen and Neanderthals d Homo erectus and Australopithecus 3 Which environmental factors may counteract the genetic trend in schizophrenia? a Drug abuse, trauma, and stress b Exercise and sunlight c Healthy diet and sleep d Vaccination and medicine 4 What is the evolutionary paradox of schizophrenia? a Low heritability but common b High heritability and fitness costs yet common c Low heritability and no costs d No fitness costs and rare 5 One hypothesis about schizophrenia is that it arose from many: a Environmental only factors b Large single mutations c Small genetic risk factors d Dominant genes 6 What trend has natural selection shown regarding schizophrenia risk alleles since diverging from Neanderthals/Denisovans? a A reduction in genetic risk factors b No change in risk factors c Random fluctuations only d An increase in risk factors 7 Is schizophrenia considered highly heritable according to the text? a Only environmental b No, not heritable c Heritable but negligible d Yes, with high heritability 8 Schizophrenia may be a byproduct of adaptations unique to which species? a Dogs b Birds c Humans d Neanderthals only 9 What is a key point about the genetic architecture of schizophrenia suggested in the text? a It may involve many small risk factors b A single large mutation c No genetic component d Only environmental causes 10 Why might schizophrenia persist in populations despite fitness costs? a Due to mutation after reproduction b It does not persist; it has disappeared c Because it has no fitness cost d Because of many small genetic risk factors and possible byproducts

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Evolution of Schizophrenia Quiz

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À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Evolution of Schizophrenia QuizVersion en ligne

par Allison

What does negative selection mean in the context of schizophrenia?

Which ancient humans had more genetic risk factors for schizophrenia than we do today?

Which environmental factors may counteract the genetic trend in schizophrenia?

What is the evolutionary paradox of schizophrenia?

One hypothesis about schizophrenia is that it arose from many:

What trend has natural selection shown regarding schizophrenia risk alleles since diverging from Neanderthals/Denisovans?

Is schizophrenia considered highly heritable according to the text?

Schizophrenia may be a byproduct of adaptations unique to which species?

What is a key point about the genetic architecture of schizophrenia suggested in the text?

Why might schizophrenia persist in populations despite fitness costs?