Multifactorial Disease Flashcards
1
Q
Additive Polygenic
A
quantitative traits like height
Bell shaped curve
More tall alleles = greater height
2
Q
Threshold model
A
Qualitative traits/all or nothing traits
Threshold of liability
No trait before threshold but appears after
Liability can change depending environment or population
Pyloric stenosis=4x more males b/c lower threshold
