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9 Cards in this Set
- Front
- Back
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what is the difference between polygenic and multifactorial
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many genes
vs combo many genes plus environmental factors |
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____ means present or absent while ____ means measurable
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qualitative
quantitative |
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def. measure of similarity of a particular trait among relatives
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coeff of correlation
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define heritability
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fraction of the total pheotype varience that is caused by genes
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what is our example of a mutlifactorial condition
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spina bifida
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why is spina bifida mutlifactorial
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must have threshold of factors based on genetics and environemnt including susceptibility genes from both parents
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what prevents spina bifida
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folic acid reduces by 75%
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DZ share about __% of alleles
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50
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what is empirc risk
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observed in similar families for relative with the same degree of relationship to help estimate recurrence
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