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Home Q & A Board Biology-Related Homework Help Genetics and Developmental Biology
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Matyler98 Matyler98
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6 years ago
Identical (monozygotic) and fraternal (dizygotic) twins provide a natural experiment for investigating the influence of genetics on traits.
 
  Outline a study approach using twins, assuming you could identify enough pairs, in which you are examining the relative contribution of genetics on blood cholesterol level.
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6 years ago
If there is a genetic predisposition to achieving a certain blood cholesterol level, monozygotic twins might be expected to show a stronger statistical association in cholesterol level than dizygotic twins. You would need to control for environment, however: ideally, your twins should be given a controlled diet for a specified period.
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