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dc.creatorRosetti, Maria Eva Natalia-
dc.creatorRemis, Maria Isabel-
dc.date2017-07-05T19:30:34Z-
dc.date2017-07-05T19:30:34Z-
dc.date2013-04-
dc.date2017-07-05T15:03:48Z-
dc.date.accessioned2019-04-29T15:27:06Z-
dc.date.available2019-04-29T15:27:06Z-
dc.date.issued2017-07-05T19:30:34Z-
dc.date.issued2017-07-05T19:30:34Z-
dc.date.issued2013-04-
dc.date.issued2017-07-05T15:03:48Z-
dc.identifierRosetti, Maria Eva Natalia; Remis, Maria Isabel; Latitudinal clines in the grasshopper Dichroplus elongatus: Coevolution of the A genome and B chromosomes?; Wiley; Journal Of Evolutionary Biology; 26; 4; 4-2013; 719-732-
dc.identifier1010-061X-
dc.identifierhttp://hdl.handle.net/11336/19652-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/294392-
dc.descriptionArgentine populations of Dichroplus elongatus (Orthoptera: Acrididae) are polymorphic for B chromosomes. Previous studies showed that B chromosomes affect body size and some fitness components in Northwestern populations. We studied phenotype and B′s variation patterns along a latitudinal cline as well as the relationship between karyotype and body size related traits in 17 populations from East.Body size related traits showed a ‘saw tooth’ pattern of variation being small at low and high latitudes and large at intermediate latitudes in most of the analysed populations. Analyses of variance and principal components demonstrated that in most analysed populations B carrier males are associated with a decrease in body size related traits with respect to individuals with standard karyotype. Accordingly with the relationship between karyotype and body size, an opposite pattern of latitudinal variation in the frequencies of B′s with respect to body size variation was observed in this area. i.e. smaller individuals tend to have a higher frequency of B chromosomes. The comparison of the differentiation of both karyotype and body size traits with molecular neutral markers demonstrated the relative importance of selection moulding chromosome and phenotype variation. The observed pattern of phenotypic variation is likely to be the result of local adaptation to season length along the latitudinal gradient. The observed contrary pattern of B′s clinal variation may reflect the population ability to maintain this chromosome in relation to the local adaptation. The available evidence indicates that the distribution of B chromosome frequency was shaped by selective factors.-
dc.descriptionFil: Rosetti, Maria Eva Natalia. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Ecología, Genética y Evolución de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Ecología, Genética y Evolución de Buenos Aires; Argentina-
dc.descriptionFil: Remis, Maria Isabel. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Instituto de Ecología, Genética y Evolución de Buenos Aires. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Instituto de Ecología, Genética y Evolución de Buenos Aires; Argentina-
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dc.languageeng-
dc.publisherWiley-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1111/jeb.12067-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/http://onlinelibrary.wiley.com/doi/10.1111/jeb.12067/abstract-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.subjectMorphometric traits-
dc.subjectB chromosomes-
dc.subjectClinal pattern-
dc.subjectPopulation genetics.-
dc.subjectGenética y Herencia-
dc.subjectCiencias Biológicas-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleLatitudinal clines in the grasshopper Dichroplus elongatus: Coevolution of the A genome and B chromosomes?-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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