Hardy–Weinberg principle

E120393

The Hardy–Weinberg principle is a fundamental concept in population genetics that describes how allele and genotype frequencies remain constant from generation to generation in an idealized, non-evolving population.

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Statements (48)

Predicate Object
instanceOf equilibrium model ⓘ
population genetics principle ⓘ
theorem in genetics ⓘ
alsoKnownAs Hardy–Weinberg equilibrium ⓘ
Hardy–Weinberg law ⓘ
appliesTo diploid organisms ⓘ
assumes Mendelian inheritance ⓘ
infinitely large population size ⓘ
no genetic drift ⓘ
no migration ⓘ
no mutation ⓘ
no natural selection ⓘ
random mating ⓘ
coreIdea allele and genotype frequencies remain constant from generation to generation in an ideal population ⓘ
describes behavior of allele frequencies in a population ⓘ
relationship between allele and genotype frequencies ⓘ
educationalRole introductory model in teaching evolution and population genetics ⓘ
equationForm p + q = 1 for two alleles ⓘ
p² + 2pq + q² = 1 for genotype frequencies with two alleles ⓘ
field evolutionary biology ⓘ
mathematical biology ⓘ
population genetics ⓘ
historicalPublicationYear 1908 ⓘ
implies allele frequencies remain constant in absence of evolutionary forces ⓘ
genotype frequencies can be predicted from allele frequencies under equilibrium ⓘ
independentlyDiscoveredBy G. H. Hardy ⓘ
Wilhelm Weinberg ⓘ
namedAfter G. H. Hardy ⓘ
Wilhelm Weinberg ⓘ
provides null model for evolution ⓘ
publishedBy G. H. Hardy in 1908 ⓘ
Wilhelm Weinberg in 1908 ⓘ
relatedConcept founder effect ⓘ
genetic drift ⓘ
genetic equilibrium ⓘ
inbreeding ⓘ
linkage disequilibrium ⓘ
population structure ⓘ
symbol p for frequency of one allele ⓘ
q for frequency of the alternative allele ⓘ
usedFor detecting deviations due to selection, inbreeding, or population structure ⓘ
estimating allele frequencies from genotype frequencies ⓘ
estimating genotype frequencies from allele frequencies ⓘ
testing whether a population is evolving at a particular locus ⓘ
usedIn conservation genetics ⓘ
forensic genetics ⓘ
human genetics ⓘ
medical genetics ⓘ

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Referenced by (7)

Full triples — surface form annotated when it differs from this entity's canonical label.

G. H. Hardy → knownFor → Hardy–Weinberg principle ⓘ
G. H. Hardy → knownFor → Hardy–Weinberg principle ⓘ
subject linked to: Hardy
Hardy–Weinberg principle → alsoKnownAs → Hardy–Weinberg law ⓘ
linked to: Hardy–Weinberg principle
Hardy–Weinberg principle → alsoKnownAs → Hardy–Weinberg equilibrium ⓘ
linked to: Hardy–Weinberg principle
G. H. Hardy → notableFor → Hardy–Weinberg principle ⓘ
subject linked to: Godfrey
The Causes of Evolution → relatedConcept → Hardy–Weinberg principle ⓘ
Wilhelm Weinberg → knownFor → Hardy–Weinberg equilibrium ⓘ
linked to: Hardy–Weinberg principle