Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 20 of 49 for “"Population genomics"”.
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Population Genomics of Polistes Wasps
… steps taken to generate a high quality population genomic data set for primitively eusocial paper wasps in the genus Polistes. The third chapter of the thesis uses the dataset generated in chapter two to estimate patterns of natural selection on the Polistes genome, and to evaluate the …
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Population Genomics of the Sugar Kelp Saccharina latissima
… genetic interactions between farmed and wild populations have been raised. The growing interest in seaweed cultivation in Europe has highlighted the need for a greater understanding of genetic differentiation in species of interest in order to mitigate potentially detrimental farm to wild …
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Spatiotemporal population genomics of marine species : invasion, expansion, and connectivity
… such stories, focused on shared themes of marine population dynamics and rapid change, with an emphasis on invasive marine species. Biological invasions are often characterized by a range expansion, during which strong genetic drift is hypothesized to result in decreased genetic diversity with …
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Hybridization dynamics and population genomics of a Manacus hybrid zone
Submission published under a 24 month embargo labeled 'U of I Access', the embargo will last until 2025-08-01
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Spationtemporal population genomics of marine species : invasion, expansion, and connectivity
… such stories, focused on shared themes of marine population dynamics and rapid change, with an emphasis on invasive marine species. Biological invasions are often characterized by a range expansion, during which strong genetic drift is hypothesized to result in decreased genetic diversity with …
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Population genomics of Sulfolobus islandicus: genome-wide recombination and antagonistic interactions
… of the era of genomic sequencing of natural populations of microorganisms, it has been revealed that genetic recombination is not just a useful laboratory tool for microbial geneticists, but instead a prominent feature of microbial population biology. Conceptual models of how microbial …
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Comparative Population Genomics and Speciation of Snakes Across the North American Deserts
… the comparative phylogeographic histories and population genomics of thirteen snake taxa that are widely distributed and co-occur across the arid southwest of North America. I first quantify the degree to which these species groups have a shared history of population divergence across a …
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Population genomics and domestication of the Black Soldier Fly (Hermetia illucens L.)
… under considerable threat from a growing human population and climate change. Improving food security requires an increase in sustainable agricultural practices to alleviate this threat. Recent development of an insect livestock industry has promoted a circular approach to producing food and …
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Comparative and population genomics of secondarily temperate Paranotothenia angustata, New Zealand black cod
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2024-09-16 without embargo terms
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POPULATION GENOMICS, DISTRIBUTION AND REPRODUCTIVE ECOLOGY OF AN ITALIAN STENO-ENDEMIC CHASMOPHYTE, CAMPANULA RAINERI
… characterised by small and fragmented populations. The current thesis aims to better understand the causes and consequences of rarity and predict the possibilities for future conservation of a model chasmophyte species, Campanula raineri Perp. (Campanulaceae), a tetraploid steno-endemic …
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Population Genomics, Ecology and Conservation of <i>Asterias</i> Sea Stars in the North Atlantic
… present and predicting the future of species’ population dynamics. This dissertation investigates the influence of environmental change on intertidal species’ distributions and genomics at several timescales, with implications for conservation.</p> <p>Environmental changes have occurred …
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Hybridization And Introgression In Marine Invertebrates: Population Genomics Of Phymactis Papillosa And Asterias Sea Stars
… that the blue morph and the Mexico/ElSalvador population are involved in historical introgression events with neighboring lineages as well as demonstrating that the oceanographic barriers may be semipermeable (Segovia et al., 2020). In the <em>Asterias</em> sea stars, species tree inference …
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CHROMOSOME-LEVEL DE NOVO GENOME ASSEMBLIES OF AVIAN SPECIES AND THEIR RELEVANCE FOR COMPARATIVE GENOMICS, PANGENOMICS, POPULATION GENOMICS AND SPECIES CONSERVATION.
… of these species, but also for comparative genomics analyses using all available VGP-quality species. In particular, the lesser kestrel reference genome will be a fundamental resource for a future study that involves the assessment of how this species coped with climatic fluctuations in the …
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Evolutionary Genomics of Populus trichocarpa (Western Poplar)
… well as neutral and selective forces acting on populations. Patterns of standing genetic variation are the result of adaption to past and contemporary climate change, but also historical demographic events, and disentangling the role of these forces is a central problem in population genomics. …
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Evaluating the Adaptive Genomic Landscape of Remnant and Backcross American Chestnut Populations to Inform Germplasm Conservation
… (Cryphonectria parasitica) decimated chestnut populations, resulting in the loss of billions of trees. Disease-resistant American chestnut populations have been developed, but the introgression of wild adaptive diversity into these breeding populations will be necessary to develop locally …
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The genomics behind beauty: disentangling the complex coat color genetic architecture of gir breed
… signaling pathways. Within the context of population genomics, parameters such as linkage disequilibrium (LD) and effective population size (Ne) allow the characterization of population genetic structure, whereas genome-wide association studies (GWAS) enable the investigation of the genetic …
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Molecular Basis of Pathogenesis and Host Determination in Cercospora sojina: from Phenotypic to Genotypic Patterns
… new physiological races. Although understanding population genomics and the virulence gene inventories in fungal plant pathogens is extremely important to improve disease control measures, studies regarding host specificity and pathogenesis in C. sojina are very limited. Therefore, the …
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Ecological genomics of mutualism decline in nitrogen-fixing bacteria
… I conducted whole-genome sequencing and population genomic analyses of N-evolved versus unfertilized control rhizobia populations. I demonstrate that evolutionary differentiation at a key symbiosis gene region on the symbiotic plasmid (pSym) contributes to the decline of partner quality. …
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