نتایج جستجو برای: local adaptation

تعداد نتایج: 666668  

Journal: :Molecular ecology 2016
Anna Tigano Vicki L Friesen

Gene flow is a fundamental evolutionary force in adaptation that is especially important to understand as humans are rapidly changing both the natural environment and natural levels of gene flow. Theory proposes a multifaceted role for gene flow in adaptation, but it focuses mainly on the disruptive effect that gene flow has on adaptation when selection is not strong enough to prevent the loss ...

2014
PIETER TERPSTRA EMILY WILKINSON

Suggested Citation: Terpstra, P.Q., A. Peterson Carvalho, and E. Wilkinson. 2013. “The Plumbing of Adaptation Finance: Accountability, Transparency and Accessibility at the Local Level.” Working Paper. World Resources Institute, Washington, DC. Available online at http://www.wri.org/ publication/the-plumbing-of-adaptation-finance. THE PLUMBING OF ADAPTATION FINANCE: ACCOUNTABILITY, TRANSPARENCY...

2006
Mor Peleg Dongwen Wang Adriana Fodor Eddy Karnieli

Clinical guidelines usually need to be adapted to fit local practice before they can be actually used by clinicians. Reasons for adaptation include variations of institution setting such as type of practice and location, availability of resources, difference of patient populations, local policies, and practice patterns. When a guideline is implemented for clinical decision support and integrate...

Journal: :Science 2001
S Shimojo Y Kamitani S Nishida

An afterimage induced by prior adaptation to a visual stimulus is believed to be due to bleaching of photochemical pigments or neural adaptation in the retina. We report a type of afterimage that appears to require cortical adaptation. Fixating a neon-color spreading configuration led not only to negative afterimages corresponding to the inducers (local afterimages), but also to one correspondi...

Journal: :The American naturalist 2009
Sylvain Gandon Scott L Nuismer

Interactions between gene flow, spatially variable selection, and genetic drift have long been a central focus of evolutionary research. In contrast, only recently has the potential importance of interactions between these factors for coevolutionary dynamics and the emergence of parasite local adaptation been realized. Here we study host-parasite coevolution in a metapopulation model when both ...

Journal: :Molecular ecology 2010
Michael R Allen Ryan A Thum Carla E Cáceres

Substantial genetic differentiation is frequently observed among populations of cyclically parthenogenetic zooplankton despite their high dispersal capabilities and potential for gene flow. Local adaptation has been invoked to explain population genetic differentiation despite high dispersal, but several neutral models that account for basic life history features also predict high genetic diffe...

Journal: :Brain : a journal of neurology 2009
Janet H Bultitude Robert D Rafal Alexandra List

Lesions to the right temporo-parietal cortex commonly result in hemispatial neglect. Lesions to the same area are also associated with hyperattention to local details of a scene and difficulty perceiving the global structure. This local processing bias is an important factor contributing to neglect and may contribute to the higher prevalence of the disorder following right compared with left he...

Journal: :Journal of evolutionary biology 2007
Anna-Liisa Laine

Antagonistic coevolution between hosts and parasites in spatially structured populations can result in local adaptation of parasites. Traditionally parasite local adaptation has been investigated in field transplant experiments or in the laboratory under a constant environment. Despite the conceptual importance of local adaptation in studies of (co)evolution, to date no study has provided a com...

2014
A P Muir R Biek R Thomas B K Mable

Both environmental and genetic influences can result in phenotypic variation. Quantifying the relative contributions of local adaptation and phenotypic plasticity to phenotypes is key to understanding the effect of environmental variation on populations. Identifying the selective pressures that drive divergence is an important, but often lacking, next step. High gene flow between high- and low-...

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