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gene-environment interaction study pt 3

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Questions and Answers

In a study examining the joint effects of a genetic variant and air pollution exposure on lung function, researchers find that the combined effect of the genetic variant and air pollution exposure is greater than the sum of their individual effects. What type of interaction does this suggest?

a) Additive

b) Multiplicative

c) Synergistic (correct)

d) Independent

A gene-environment interaction study investigates the impact of dietary factors on the association between a genetic variant and risk of obesity. What type of gene-environment interaction is being examined in this study?

) Nutritional adaptation

b) Epigenetic modification

c) Diet-gene interaction (correct)

d) Lifestyle synergy

define additive interactions

where genes and environment add to produce an effect

define a multiplicative interaction

genes and environment multiply with eachother to produce an effect Signup and view all the answers

define an interactive interaction

genes and environment interacting in complex ways that cant be predicted by adding or multiplying Signup and view all the answers

define synergistic interactions

when genes and environment interact to achieve more than the sum of their individual contributions independently Signup and view all the answers

gene-environment interaction study pt 3

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Podcast

Questions and Answers

In a study examining the joint effects of a genetic variant and air pollution exposure on lung function, researchers find that the combined effect of the genetic variant and air pollution exposure is greater than the sum of their individual effects. What type of interaction does this suggest?

A gene-environment interaction study investigates the impact of dietary factors on the association between a genetic variant and risk of obesity. What type of gene-environment interaction is being examined in this study?

define additive interactions

define a multiplicative interaction

define an interactive interaction

define synergistic interactions

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