Results 21 to 30 of about 1,077,302 (186)

Genetic variation in group A streptococci [PDF]

open access: yesInternational Journal of Medical Microbiology, 2007
Group A streptococcus (GAS) is responsible for a range of human diseases that vary in their clinical manifestations and severity. While numerous virulence factors have been described, the way these factors interact to promote different streptococcal diseases is less clear. In order to identify multifactorial relationships between GAS and the human host,
McMillan, D J   +2 more
openaire   +5 more sources

The Stabilizing Effect Of Intraspecific Genetic Variation On Population Dynamics In Novel And Ancestral Habitats [PDF]

open access: yes, 2009
Recent studies show that intraspecific genetic variation in asexual species may have large effects on community and ecosystem functions, increasing their stability, productivity, and species richness.
Agashe, Deepa
core   +1 more source

Statistics of selectively neutral genetic variation

open access: yes, 2001
Random models of evolution are instrumental in extracting rates of microscopic evolutionary mechanisms from empirical observations on genetic variation in genome sequences.
A. H. D. Brown   +21 more
core   +1 more source

The Genetic Basis of Mutation Rate Variation in Yeast. [PDF]

open access: yes, 2018
Mutations are the root source of genetic variation and underlie the process of evolution. Although the rates at which mutations occur vary considerably between species, little is known about differences within species, or the genetic and molecular basis ...
Bloom, Joshua S   +2 more
core   +1 more source

Financial markets and genetic variation [PDF]

open access: yesJournal of International Financial Markets, Institutions and Money, 2018
Abstract We investigate the extent to which a country’s degree of genetic variation contributes to the observed variation in financial market activity across countries. We postulate that genetic variation can affect financial markets through its impact on aggregate investment behavior, innovation in the financial sector, and productivity. Our country-
Eric Cardella   +2 more
openaire   +4 more sources

Genetic interactions contribute less than additive effects to quantitative trait variation in yeast. [PDF]

open access: yes, 2015
Genetic mapping studies of quantitative traits typically focus on detecting loci that contribute additively to trait variation. Genetic interactions are often proposed as a contributing factor to trait variation, but the relative contribution of ...
Albert, Frank W   +5 more
core   +1 more source

Population and species neighbor identity impact trait–trait relationships and plant performance

open access: yesPopulation Ecology, EarlyView.
We evaluated how populations and species identity influence plant performance and trait outcomes in mixtures, and assessed trait variation among populations of two forb species native to the western United States (Dieteria canescens and Heterotheca villosa) following three interaction treatments (single‐population monoculture, two‐population mixture ...
Alicia J. Foxx   +2 more
wiley   +1 more source

Genetic Variation of Agathis Loranthifolia Salisb. in West Jawa Assessed by RAPD [PDF]

open access: yes, 2011
Variasi Genetika Agathis loranthifolia Salisb Jawa Barat Menggunakan Analisis RAPD.Agathis loranthifolia Salisb merupakan salah satu tumbuhan hutan yang menghasilkan hasilhutan bukan berupa kayu yaitu berupa getah.
Djamhuri, E. (Edje)   +3 more
core  

Genetics of Intraspecies Variation in Avoidance Behavior Induced by a Thermal Stimulus in Caenorhabditis elegans. [PDF]

open access: yes, 2015
Individuals within a species vary in their responses to a wide range of stimuli, partly as a result of differences in their genetic makeup. Relatively little is known about the genetic and neuronal mechanisms contributing to diversity of behavior in ...
Andolfatto, Peter   +6 more
core   +1 more source

Effects of chronic browsing on life‐history traits of an irruptive large herbivore population

open access: yesPopulation Ecology, EarlyView.
This study aimed to determine the relationship between diet quality, body mass, and size (hind foot length), and female reproduction and sought to identify the mechanism by which high density under severe food limitations is maintained. Our results demonstrated that sika deer introduced to Nakanoshima Island have maintained high densities through high ...
Koichi Kaji   +9 more
wiley   +1 more source

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