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Skip to Search Results- 1Anderson, Meghan Samantha
- 1Anthony, Susan E
- 1Arbour, Victoria M
- 1Argyriou, Thodoris
- 1Auger-Méthé, Marie
- 1Ayeni, Joseph O
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Fall 2014
With well over 3,400 described species, snakes undoubtedly represent one of the most successful groups of reptiles. Much has been written about their ecology, behavior, anatomy, relationships and evolution. However, despite the debate about the origin of this taxonomic group dating back to the...
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Fall 2014
Linum usitatissimum (flax) is an annual eudicot for which two types are cultivated: linseed and fiber flax. The stem fibers of linseed are not generally used commercially because they are of lower quality and yield than those obtained from fiber flax. Moreover, the extraction of fibers by...
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Plasticity in response to semiochemicals as part of a reproductive diapause syndrome in a long-lived moth, Caloptilia fraxinella (Lepidoptera: Gracillariidae)
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In Lepidoptera that exhibit a delay in mating, response to semiochemicals associated with mating may be plastic, to optimize timing of reproductive events with appropriate environmental conditions. This thesis examines male response to female sex pheromone and male and female response to host...
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Spring 2014
Sea ice in Hudson Bay is melting earlier and freezing later as the climate warms, resulting in declines in the condition, survival, and population size of polar bears (Ursus maritimus) in the Western Hudson Bay population. The objectives of this study are to analyze temporal variation in...
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Fall 2014
I investigated the population and landscape genetics of Arctic Grayling (Thymallus arcticus) distributed throughout several connected river systems in Alberta, Canada. Broad- and fine-scale population structure was examined by genotyping nine microsatellite loci in 1,116 Arctic Grayling captured...
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Postbreeding movement patterns and multiscale habitat use of adult wood frogs (Lithobates sylvaticus) at urban wetlands of Edmonton, Alberta.
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Many studies have focused on the effects of urbanization on amphibian species richness, abundance and diversity, but few studies have quantified the effect on amphibian movement behaviour or habitat use. At 11 urban wetlands in Edmonton, Alberta, I examined the postbreeding movement behaviour and...
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Fall 2014
Regulation of microtubule dynamics is essential for many cellular processes, including proper assembly and function of the mitotic spindle. One mechanism for temporal and spatial regulation of microtubule dynamics is provided by the kinesin-13 microtubule depolymerizing enzymes, among which MCAK...
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Relationships among diverse root foraging behaviours: understanding plant behavioural types
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Behaviours capture the functional response of plants to environmental factors. I explore behaviours for twenty co-occurring grassland species in response to common belowground environmental factors (competition, mycorrhizae, heterogeneous and high nutrients) and their relationship to plant...
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Selective cnida sequestration in the aeolid nudibranch Hermissenda crassicornis: ecology and mechanism of defense acquisition
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The aeolid nudibranch Hermissenda crassicornis (Eschscholtz, 1831) (Mollusca, Gastropoda, Opisthobranchia, Cladobranchia) belongs to a special group of shell-less gastropods that sequester cnidae stolen from cnidarian prey in their cerata (dorsal papillae). Cnidarians produce over 30...
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Semiochemical-Mediated Interactions of an Invasive Leaf miner, Caloptilia fraxinella (Lepidoptera: Gracillariidae), on a Non-Native Host, Fraxinus spp. (Oleaceae) and its Native Parasitoid, Apanteles polychrosidis (Hymenoptera: Braconidae)
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The ash leaf-coneroller, Caloptilia fraxinella (Ely) (Lepidoptera: Gracillariidae) is an introduced moth to the urban forest of Western Canada that specializes on ash (Fraxinus spp.) (Oleaceae). It uses green ash, F. pensylvannica Marsh. var. subintegerrima (Vahl) Fern, and black ash, F. nigra...