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Population genetics information


Population genetics is a subfield of genetics that deals with genetic differences within and among populations, and is a part of evolutionary biology. Studies in this branch of biology examine such phenomena as adaptation, speciation, and population structure.[1]

Population genetics was a vital ingredient in the emergence of the modern evolutionary synthesis. Its primary founders were Sewall Wright, J. B. S. Haldane and Ronald Fisher, who also laid the foundations for the related discipline of quantitative genetics. Traditionally a highly mathematical discipline, modern population genetics encompasses theoretical, laboratory, and field work. Population genetic models are used both for statistical inference from DNA sequence data and for proof/disproof of concept.[2]

What sets population genetics apart from newer, more phenotypic approaches to modelling evolution, such as evolutionary game theory and adaptive dynamics, is its emphasis on such genetic phenomena as dominance, epistasis, the degree to which genetic recombination breaks linkage disequilibrium, and the random phenomena of mutation and genetic drift. This makes it appropriate for comparison to population genomics data.

  1. ^ "Population genetics - Latest research and news". www.nature.com. Retrieved 2018-01-29.
  2. ^ Servedio, Maria R.; Brandvain, Yaniv; Dhole, Sumit; Fitzpatrick, Courtney L.; Goldberg, Emma E.; Stern, Caitlin A.; Van Cleve, Jeremy; Yeh, D. Justin (9 December 2014). "Not Just a Theory—The Utility of Mathematical Models in Evolutionary Biology". PLOS Biology. 12 (12): e1002017. doi:10.1371/journal.pbio.1002017. PMC 4260780. PMID 25489940.

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Population genetics

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Population genetics is a subfield of genetics that deals with genetic differences within and among populations, and is a part of evolutionary biology....

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Genetics

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context of a population. Genetics has given rise to a number of subfields, including molecular genetics, epigenetics and population genetics. Organisms...

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Population

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plants, and has specific uses within such fields as ecology and genetics. The word population is derived from the Late Latin populationem (a people, a multitude)...

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Population Genetics Group

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The Population Genetics Group (or PopGroup, or PGG) is an annual meeting of population geneticists held in the UK since 1968. The meetings have been very...

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Population bottleneck

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"The population genetics of a biological control introduction: mitochondrial DNA and microsatellie variation in native and introduced populations of Aphidus...

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Genetic studies on Sami

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prehistoric gene-flow from siberia in the complex human population history of North East Europe". PLOS Genetics. 9 (2): e1003296. doi:10.1371/journal.pgen.1003296...

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Population biology

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in the sense of applying mathematical models to population genetics, community ecology, and population dynamics. Alan Hastings used the term in 1997 as...

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Glossary of genetics and evolutionary biology

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sub-disciplines and related fields, with an emphasis on classical genetics, quantitative genetics, population biology, phylogenetics, speciation, and systematics....

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Effective population size

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field of population genetics in 1931 by the American geneticist Sewall Wright. Depending on the quantity of interest, effective population size can be...

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Genetic history of the British Isles

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Isles is the subject of research within the larger field of human population genetics. It has developed in parallel with DNA testing technologies capable...

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Conservation genetics

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Conservation genetics is an interdisciplinary subfield of population genetics that aims to understand the dynamics of genes in a population for the purpose...

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Human genetics

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classical genetics, cytogenetics, molecular genetics, biochemical genetics, genomics, population genetics, developmental genetics, clinical genetics, and genetic...

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Medical genetics

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genetics is the branch of medicine that involves the diagnosis and management of hereditary disorders. Medical genetics differs from human genetics in...

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Race and genetics

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studies of large populations and genetic clusters, and studies of genetic risk factors for disease. Research into race and genetics has also been criticized...

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Population size

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In population genetics and population ecology, population size (usually denoted N) is a countable quantity representing the number of individual organisms...

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Genetic studies of Jews

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studies of Jews are part of the population genetics discipline and are used to analyze the ancestry of Jewish populations, complimenting research in other...

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Ecological genetics

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Ecological genetics is the study of genetics in natural populations. It combines ecology, evolution, and genetics to understand the processes behind adaptation...

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Ghost population

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Patterson, N (2012). "Ancient admixture in human history". Genetics. 192 (3): 1065–93. doi:10.1534/genetics.112.145037. PMC 3522152. PMID 22960212. Raghavan, M...

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Genetics and archaeogenetics of South Asia

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Genetics and archaeogenetics of South Asia is the study of the genetics and archaeogenetics of the ethnic groups of South Asia. It aims at uncovering...

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Mutation

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PMC 2679939. PMID 19364710. Loewe, Laurence; Hill, William G. (2010). "The population genetics of mutations: good, bad, and indifferent". Philosophical Transactions...

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Mendelian inheritance

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evolution onto a mathematical footing and forming the basis for population genetics within the modern evolutionary synthesis. The principles of Mendelian...

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Genetic admixture

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Introgression Population groups in biomedicine Korunes, Katharine L.; Goldberg, Amy (2021-03-11). "Human genetic admixture". PLOS Genetics. 17 (3). Public...

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Founder effect

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In population genetics, the founder effect is the loss of genetic variation that occurs when a new population is established by a very small number of...

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Molecular genetics

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Molecular genetics is a branch of biology that addresses how differences in the structures or expression of DNA molecules manifests as variation among...

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Statistical genetics

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or methodology to support research in one of three related areas: population genetics - Study of evolutionary processes affecting genetic variation between...

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Origin of the Palestinians

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approached through an interdisciplinary lens, drawing from fields such as population genetics, demographic history, folklore, including oral traditions, linguistics...

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