Results 41 to 50 of about 29,343 (157)

Distancias genéticas en poblaciones del NOA

open access: yesRevista Argentina de Antropología Biológica, 1996
La mayor parte de los trabajos realizados en nuestro país sobre polimorfismos hematológicos, abordan la necesaria descripción de las poblaciones. Se pone de relieve la importancia de encarar estudios, en base a la valiosa información publicada, que ...
Acreche, Noemí   +2 more
doaj  

Hierarchical structure of genetic distances: Effects of matrix size, spatial distribution and correlation structure among gene frequencies

open access: yesGenetics and Molecular Biology, 1998
Geographic structure of genetic distances among local populations within species, based on allozyme data, has usually been evaluated by estimating genetic distances clustered with hierarchical algorithms, such as the unweighted pair-group method by ...
Flávia Melo Rodrigues   +1 more
doaj   +1 more source

The Andes as a semi‐permeable geographical barrier: Genetic connectivity between structured populations in a widespread spider

open access: yesMolecular Ecology, Volume 33, Issue 11, June 2024.
Abstract Geographical barriers like mountain ranges impede genetic exchange among populations, promoting diversification. The effectiveness of these barriers in limiting gene flow varies between lineages due to each species' dispersal modes and capacities. Our understanding of how the Andes orogeny contributes to species diversification comes from well‐
Fabian C. Salgado‐Roa   +5 more
wiley   +1 more source

Medidas de consenso en contextos preferenciales generadas por distancias [PDF]

open access: yes, 2013
En esta tesis se ha analizado cómo medir el consenso entre agentes que muestran sus preferencias sobre alternativas en diversos escenarios. El concepto de medida de consenso, introducido por Bosch para órdenes lineales, se ha extendido a órdenes débiles,
Pérez Román, David
core   +1 more source

Consumos, velocidades y distancias

open access: yes, 1945
Pérez del Río, José. Consumos, velocidades y distancias. a: Albatros. 1945, nº 5, p.
Pérez del Río, José (1948)
core   +1 more source

Distancias genéticas en poblaciones aborígenes de la Argentina

open access: yesRevista Argentina de Antropología Biológica, 1996
En el presente estudio se estimaron las distancias genéticas entre diferentes grupos de aborígenes del Chaco y de la Patagonia Argentina. Para ello se emplearon 5 loci de grupos sanguíneos (Rh, MNSs, P, Duffy y Diego) y para el cálculo de distancias se ...
Goicoechea, Alicia Susana   +4 more
doaj  

Linajes paternos autóctonos de Gran Chaco analizados con microsatélites

open access: yesRevista del Museo de La Plata, 2020
El Gran Chaco es uno de los biomas de las Tierras Bajas sudamericanas más recientemente poblados por los seres humanos, ha mantenido su diversidad etnolingüística y muestra evidencias de la existencia de contactos interétnicos.
Paz Beatriz Paz Sepúlveda   +12 more
doaj   +1 more source

Equids (Equus sp.) in southern Spain from the Palaeolithic to the Bronze Age

open access: yesJournal of Quaternary Science, Volume 39, Issue 2, Page 261-276, February 2024.
ABSTRACT The genus Equus was represented on the Iberian Peninsula by four species during the late Quaternary: the wild, now extinct, E. ferus (wild horse) and E. hydruntinus (European wild ass) and the extant, domestic E. caballus (horse) and E. asinus (donkey).
Eloísa Bernáldez‐Sánchez   +4 more
wiley   +1 more source

Divergent selection in a Mediterranean pine on local spatial scales

open access: yesJournal of Ecology, Volume 112, Issue 2, Page 278-290, February 2024.
This study highlights how divergent selection in heterogeneous microenvironments shapes and maintains the functional genetic variation within populations of long‐lived forest tree species, being the first to focus on adaptive genetic divergence between south‐ and north‐facing slopes within continuous forest stands.
Katharina B. Budde   +7 more
wiley   +1 more source

CONSIDERACIONES NO LINGÜÍSTICAS SOBRE LAS DISTANCIAS LINGÜÍSTICAS ENTRE DIALECTOS [PDF]

open access: yes, 2012
This study explores the relative contribution of geographic and objective linguistic distances to the perceived and estimated linguistic distances between Norwegian dialects as judged by non-linguists.
Gooskens, Charlotte
core   +1 more source

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