neutral theory of population genetics

E473474

The neutral theory of population genetics is an evolutionary framework proposing that most genetic variation and molecular changes in populations are governed by random genetic drift of selectively neutral mutations rather than by natural selection.

All labels observed (2)

Label Occurrences
neutral theory of population genetics canonical 1
中立進化説 1

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf evolutionary theory ⓘ
scientific theory ⓘ
theory in population genetics ⓘ
addresses molecular evolution ⓘ
polymorphism within populations ⓘ
alsoKnownAs neutral theory of molecular evolution ⓘ
appliesTo many protein-coding sequence changes ⓘ
noncoding DNA variation ⓘ
synonymous substitutions ⓘ
assumes effective population size influences the fate of neutral mutations ⓘ
many mutations have no effect on organismal fitness ⓘ
contrastsWith adaptive evolutionism at the molecular level ⓘ
selectionist theory of molecular evolution ⓘ
coreClaim most evolutionary changes at the molecular level are caused by random genetic drift of selectively neutral mutations ⓘ
most standing genetic variation within populations is selectively neutral or nearly neutral ⓘ
criticizedFor underestimating the role of adaptive evolution at the molecular level ⓘ
downplaysProcess positive natural selection ⓘ
emphasizesProcess genetic drift ⓘ
mutation ⓘ
extendedBy nearly neutral theory of molecular evolution ⓘ
field evolutionary biology ⓘ
population genetics ⓘ
influenced development of coalescent theory ⓘ
interpretation of DNA sequence variation ⓘ
molecular population genetics ⓘ
predicts heterozygosity depends on effective population size and neutral mutation rate ⓘ
molecular clock-like constancy of substitution rates over time ⓘ
most fixed differences between species at the molecular level are selectively neutral ⓘ
rate of neutral molecular evolution equals neutral mutation rate ⓘ
proposedBy Motoo Kimura ⓘ
providesModelFor expected site frequency spectrum under neutrality ⓘ
providesNullModelFor Hudson–Kreitman–Aguadé test ⓘ
McDonald–Kreitman test ⓘ
Tajima's D ⓘ
tests of natural selection ⓘ
publicationAuthor Motoo Kimura ⓘ
publicationYear 1983 ⓘ
publishedIn The Neutral Theory of Molecular Evolution ⓘ
relatedConcept coalescent process ⓘ
effective population size ⓘ
genetic drift ⓘ
molecular clock ⓘ
selectively neutral mutation ⓘ
supportsView much molecular evolution is non-adaptive ⓘ
timePeriod late 1960s ⓘ
usedIn detecting deviations from neutrality as evidence of selection ⓘ
estimating effective population size from neutral markers ⓘ
inferring demographic history from neutral loci ⓘ

How these facts were elicited

Referenced by (2)

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

Unified Neutral Theory of Biodiversity and Biogeography → basedOn → neutral theory of population genetics ⓘ
木村資生 → theory → 中立進化説 ⓘ
linked to: neutral theory of population genetics