Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Population_bottleneck> ?p ?o }
- Population_bottleneck abstract "A population bottleneck (or genetic bottleneck) is a sharp reduction in the size of a population due to environmental events (such as earthquakes, floods, fires, disease, or droughts) or human activities (such as genocide). Such events can reduce the variation in the gene pool of a population; thereafter, a smaller population (of animals/people) with a correspondingly smaller genetic diversity, remains to pass on genes to future generations of offspring through sexual reproduction. Genetic diversity remains lower, only slowly increasing with time as random mutations occur.In consequence of such population size reductions and the loss of genetic variation, the robustness of the population is reduced and its ability to survive selecting environmental changes, like climate change or a shift in available resources, is reduced.Conversely, depending upon the causes of the bottleneck, the survivors may have been the genetically fittest individuals, hence increasing the frequency of the fitter genes within the gene pool, while shrinking it. This genetic drift can change the proportional distribution of an allele by chance and even lead to fixation or loss of alleles. Due to the smaller population size after a bottleneck event, the chance of inbreeding and genetic homogeneity increases and unfavoured alleles can accumulate.A slightly different form of a bottleneck can occur if a small group becomes reproductively (e.g. geographically) separated from the main population, such as through a founder event where for example a few members of a species successfully colonize a new isolated island, or from small captive breeding programs such as animals at a zoo.Population bottlenecks play an important role in conservation biology (see minimum viable population size) and in the context of agriculture (biological/pest control).".
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- Population_bottleneck wikiPageWikiLink Alcedo_Volcano.
- Population_bottleneck wikiPageWikiLink Allele.
- Population_bottleneck wikiPageWikiLink American_bison.
- Population_bottleneck wikiPageWikiLink Baby_boom.
- Population_bottleneck wikiPageWikiLink Before_Present.
- Population_bottleneck wikiPageWikiLink Cat.
- Population_bottleneck wikiPageWikiLink Category:Demography.
- Population_bottleneck wikiPageWikiLink Category:Human_evolution.
- Population_bottleneck wikiPageWikiLink Category:Population_genetics.
- Population_bottleneck wikiPageWikiLink Cheetah.
- Population_bottleneck wikiPageWikiLink Chimpanzee.
- Population_bottleneck wikiPageWikiLink Climate_change.
- Population_bottleneck wikiPageWikiLink Coalescent_theory.
- Population_bottleneck wikiPageWikiLink Conservation_biology.
- Population_bottleneck wikiPageWikiLink Dog.
- Population_bottleneck wikiPageWikiLink Effective_population_size.
- Population_bottleneck wikiPageWikiLink European_bison.
- Population_bottleneck wikiPageWikiLink Extinction.
- Population_bottleneck wikiPageWikiLink Fixation_(population_genetics).
- Population_bottleneck wikiPageWikiLink Founder_effect.
- Population_bottleneck wikiPageWikiLink Founder_event.
- Population_bottleneck wikiPageWikiLink Galápagos_Islands.
- Population_bottleneck wikiPageWikiLink Galápagos_tortoise.
- Population_bottleneck wikiPageWikiLink Gene_pool.
- Population_bottleneck wikiPageWikiLink Genetic_drift.
- Population_bottleneck wikiPageWikiLink Genocide.
- Population_bottleneck wikiPageWikiLink Genome.
- Population_bottleneck wikiPageWikiLink Giant_panda.
- Population_bottleneck wikiPageWikiLink Golden_hamster.
- Population_bottleneck wikiPageWikiLink Golden_snub-nosed_monkey.
- Population_bottleneck wikiPageWikiLink Gorilla.
- Population_bottleneck wikiPageWikiLink Greater_prairie_chicken.
- Population_bottleneck wikiPageWikiLink Habitat_destruction.
- Population_bottleneck wikiPageWikiLink Homogeneity.
- Population_bottleneck wikiPageWikiLink Homogeneity_and_heterogeneity.
- Population_bottleneck wikiPageWikiLink Human.
- Population_bottleneck wikiPageWikiLink Humans.
- Population_bottleneck wikiPageWikiLink Illinois.
- Population_bottleneck wikiPageWikiLink Inbreeding.
- Population_bottleneck wikiPageWikiLink Minimum_viable_population.
- Population_bottleneck wikiPageWikiLink Natural_selection.
- Population_bottleneck wikiPageWikiLink North_America.
- Population_bottleneck wikiPageWikiLink Northern_elephant_seal.
- Population_bottleneck wikiPageWikiLink Offspring.
- Population_bottleneck wikiPageWikiLink Orangutan.
- Population_bottleneck wikiPageWikiLink Persian_(cat).
- Population_bottleneck wikiPageWikiLink Persian_cat.
- Population_bottleneck wikiPageWikiLink Pest_control.
- Population_bottleneck wikiPageWikiLink Popular_sire_effect.
- Population_bottleneck wikiPageWikiLink Population.
- Population_bottleneck wikiPageWikiLink Population_boom.
- Population_bottleneck wikiPageWikiLink Population_growth.
- Population_bottleneck wikiPageWikiLink Prairie.
- Population_bottleneck wikiPageWikiLink Prairies.
- Population_bottleneck wikiPageWikiLink Pug.
- Population_bottleneck wikiPageWikiLink Rhesus_macaque.
- Population_bottleneck wikiPageWikiLink Sexual_reproduction.
- Population_bottleneck wikiPageWikiLink Small_population_size.
- Population_bottleneck wikiPageWikiLink Syria.
- Population_bottleneck wikiPageWikiLink Tiger.
- Population_bottleneck wikiPageWikiLink Toba_catastrophe_theory.
- Population_bottleneck wikiPageWikiLink Upper_Paleolithic.
- Population_bottleneck wikiPageWikiLink Wollemi_Pine.
- Population_bottleneck wikiPageWikiLink Wollemia.
- Population_bottleneck wikiPageWikiLink Ybp.
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- Population_bottleneck wikiPageWikiLinkText "Population Bottleneck".
- Population_bottleneck wikiPageWikiLinkText "Population bottleneck".
- Population_bottleneck wikiPageWikiLinkText "bottleneck breed".
- Population_bottleneck wikiPageWikiLinkText "bottleneck effect".
- Population_bottleneck wikiPageWikiLinkText "bottleneck in human populations".
- Population_bottleneck wikiPageWikiLinkText "bottleneck".
- Population_bottleneck wikiPageWikiLinkText "bottlenecked population".
- Population_bottleneck wikiPageWikiLinkText "bottlenecked".
- Population_bottleneck wikiPageWikiLinkText "bottlenecking".
- Population_bottleneck wikiPageWikiLinkText "bottlenecks".
- Population_bottleneck wikiPageWikiLinkText "capacity to breed and recover".
- Population_bottleneck wikiPageWikiLinkText "genetic bottleneck".
- Population_bottleneck wikiPageWikiLinkText "genetic bottlenecks".
- Population_bottleneck wikiPageWikiLinkText "human gene sequences".
- Population_bottleneck wikiPageWikiLinkText "isolated populations".
- Population_bottleneck wikiPageWikiLinkText "past restriction of gene flow".
- Population_bottleneck wikiPageWikiLinkText "population (or genetic) bottleneck".
- Population_bottleneck wikiPageWikiLinkText "population bottleneck".
- Population_bottleneck hasPhotoCollection Population_bottleneck.
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