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The 70 pages that link to Genetic drift, each with the reason it gives.
Habitat fragmentationRelated: Isolation and small population size can accelerate genetic divergence and loss of variation.
Natural selectionCompared with: Drift can change a population even when variants have no consistent fitness differences.
Ancient DNARelated: Drift can alter ancient population genomes independently of migration or natural selection.
Population geneticsRelated: It changes variation without favoring alleles for their effects on fitness.
Human evolutionRelated: Small ancestral populations made chance losses and gains of genetic variants consequential.
MutationRelated: Drift can spread or eliminate mutations regardless of their effects.
Gene flowCompared with: Drift can differentiate populations, while gene flow tends to make their allele frequencies more similar.
EvolutionRelated: It changes populations by chance, especially when population sizes are small.
Evolutionary biologyRelated: It shows how populations evolve through chance rather than adaptive advantage.
Genetic diversityRelated: Random sampling can remove variants and reduce diversity within populations.
HomininRelated: Chance evolution can shape small hominin populations alongside selection.
SpeciesRelated: It can drive divergence between isolated populations without adaptive differences.
Founder effectNarrower topic: The founder effect is a form of genetic drift produced by population establishment.
Inbreeding depressionRelated: It can increase relatedness and harmful-variant frequencies, while inbreeding depression names the resulting fitness loss.
RandomnessBroader topic: Chance differences in reproduction can alter populations without natural selection.
Allele frequencyRelated: Sampling chance can shift frequencies, especially in small populations.
Conservation geneticsRelated: Drift can rapidly remove variation from small conservation populations.
Modern synthesisRelated: The synthesis recognized chance, alongside selection, as a cause of allele-frequency change.
Ex situ conservationRelated: Small captive populations can lose genetic diversity through chance alone.
Linkage disequilibriumRelated: Drift can generate allele associations, especially after population bottlenecks.
ConsanguinityRelated: A variant's prevalence can rise through chance, not only through consanguineous unions.
IntrogressionCompared with: Drift can change the frequency of introgressed variants without making them adaptive.
AdaptationCompared with: Drift can spread traits without the performance advantage that defines adaptation.
Common descentRelated: Drift can make descendant populations genetically different without adaptive causes.
Effective population sizeNarrower topic: Effective population size measures the strength of this random change.
SpeciationRelated: Drift can drive populations apart, especially after a small group becomes isolated.
Population bottleneckRelated: Drift intensifies when a bottleneck leaves few individuals to pass on alleles.
Darwin's finchesRelated: It can alter finch populations independently of selection on beaks.
Genetic variationRelated: Drift can alter variation independently of whether variants improve survival or reproduction.
Minimum viable populationRelated: Small populations lose genetic variation faster, potentially reducing future persistence.
Endemic speciesRelated: Small isolated populations often experience drift as they diverge from their ancestors.
EndogamyNarrower topic: Restricted marriage networks can make small-population drift more consequential.
Human genetic variationRelated: Chance alone can alter variation even when variants confer no advantage.
Allopatric speciationRelated: After separation, chance can push isolated populations onto different evolutionary paths.
DarwinismCompared with: It can change populations without the adaptive sorting central to Darwinism.
HaplotypeRelated: Drift can raise or eliminate haplotypes independently of their effects on fitness.
Hardy–Weinberg principleRelated: Drift violates the idealized conditions and can move populations away from equilibrium.
Molecular evolutionRelated: Drift can fix or eliminate sequence variants independently of their effects on fitness.
Genetic ancestryRelated: Drift can make related populations genetically distinct without new migration or selection.
Genetic genealogyRelated: Drift can make ancestry estimates and regional comparisons differ among populations.
HeterozygosityRelated: Drift can eliminate alleles and reduce heterozygosity over generations.
Cattle breedRelated: Founder effects and small herds can alter breed genetics independently of selection.
Neutral theory of molecular evolutionRelated: Drift can fix neutral mutations even when they provide no selective advantage.
Clonal evolutionRelated: Chance can alter clone frequencies even when variants confer no selective advantage.
Extinction vortexRelated: Drift removes genetic variation that could help a declining population adapt.
Genetic loadRelated: Drift can raise harmful alleles in frequency, especially when selection is weak.
VestigialityRelated: Drift can alter traits that provide little advantage or disadvantage.
AdaptationismCompared with: It can change traits or gene frequencies without producing adaptations.
Coalescent theoryRelated: Drift creates the random ancestry that coalescent models describe backward in time.
HeteroplasmyRelated: Chance replication and partitioning can shift mitochondrial variant proportions within cell lineages.