[PDF] Top 20 Selection in a Subdivided Population With Local Extinction and Recolonization

... the population as a value of E[x] in the previous generation and is equal whole (the mean of the within-deme allele ...the population as a whole in effect probability is that of picking two different ... See full document

... Population structure affects the relative influence of selection and drift on the change in allele frequen- cies. Several models have been proposed recently, using diffusion approximations to calculate ... See full document

... In general, by increasing the population size, the substitution rate becomes lower, and the heterozygosity, higher, for nearly neutral mutations, and this prediction i[r] ... See full document

... a subdivided population, the interaction between natural selection and stochastic change in allele frequency is affected by the occurrence of local extinction and subsequent ...of ... See full document

... genic selection and termediate cases, where the migration rate is neither fairly general conditions of migration ...different selection coeffi- results relate the subdivided population to a ... See full document

... into local populations causes its response to selection to change, even if selection is uniform across ...space. Population structure increases the frequency of homozygotes and therefore makes ... See full document

... of selection in populations of any size, provided that the population is ...and selection during the selective sweep of beneficial alleles at two loci in a subdivided population and ... See full document

... the local varieties of corn has been done along a transect South- North and West-East transect through the zones of culture of ...the local varieties that exist and that are threatened of ...recurrent ... See full document

... a population that is subdivided into a large number of demes, each of which is subject to extinction and recolonization and receives migrants from other ...of population structure, as ... See full document

... with local “turnover” dynamics of extinction and (but not invariably) lead to increased genetic differenti- recolonization (Andrewartha and Birch 1954; Han- ation and decreased local genetic ... See full document

... This is because any simple infinite allele approximation of the sampling distribution will be independent of both mutation and migration rates when conditional on the number of [r] ... See full document

... tarded recolonization of the intertidal sand flat corre- sponded well with the larval abundance of Lanice in the Sylt-Rømø bight (Strasser 2000; ...allow recolonization of the intertidal edge of the ... See full document

... If the population is presumed to be panmictic, but is actually subdivided, and the gametes are sampled at random from the total population, the apparent variance [r] ... See full document

... flexible population structures which potentially change through time and can accommodate multiplayer games with variable group ...the population all subpopula- tion members are represented by a single ... See full document

... corded by observing the frequencies of each allele (both in fourfold reduction in migration rate are also given for the deme and in the total population) at 200 generation inter- two of the parameter sets (Cases 1 ... See full document

... Atrytonopsis new species 1 (hereafter Atrytonopsis sp1) is a newly identified butterfly in the skipper family (Hesperiidae). The taxonomic status of the species is not yet resolved, but preliminary work indicates that it ... See full document

... purifying selection (i.e., L = S); (2) the selection co- efficient s, the mutation rate u, and the recombination rate r are all constant across sites; and (3) the population is in equilibrium and ... See full document

... Although several studies have shown that anemia in COPD is related to increased mortality, to our knowledge, there are no studies that evaluated the association between anemia and long-term mortality of COPD in the ... See full document

... both local model selection (which covariates to include in each local regression) and local kernel bandwidth specification (how much data should be included ... See full document

... gene or DNA sequence. Thus, we posit that the mutation vations of this basic result. rate per site is so low that mutation occurs at each site Since natural populations are frequently subdivided, at most once and ... See full document