Complex traits and populations

Heritability, polygenic risk and how alleles vary between populations.

4 pages

• Multifactorial (complex) disordersThe commonest diseases, such as type 2 diabetes and hypertension, arise from many genes of small…
• Complex traits: familial risk, twins, heritability and polygenic scoresCommon diseases run in families without a simple pattern; twin studies, heritability and…
• Population genetics: Hardy–Weinberg and carrier frequencyHow common a disease-causing allele is in a population, and why it can be more frequent in some…
• Apolipoprotein E (ApoE)ApoE is the key that lets chylomicron remnants and IDL into the liver; its variants change…

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This section is an index: it gathers pages from Biochemistry, Pathology, Embryology and other sections without repeating them. Educational content; it does not replace a geneticist's assessment or genetic counselling.

Representative model, for educational purposes only.