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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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Spring 2014
Lankau, Hedwig Erika Gertraude
I investigated how songbirds respond to seismic lines as the vegetation cover on lines regenerates and how long seismic line effects on songbirds persist. I found that line age was poorly correlated with natural vegetation recovery and that after an initial increase in recovery after 20 years the...
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Succession, herbicides, forage nutrition and elk body condition at Mount St. Helens, Washington
DownloadSpring 2014
Concerns have been voiced over recent reductions in forest cutting, herbicide spraying, and past heavy grazing on nutritional resources for elk (Cervus elaphus) and their body condition in the Pacific Northwest. I evaluated the effects of herbicides and herbivory on elk forage in a paired,...
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Systematics of an Oligocene-Aged Fossil Snake Assemblage from the White River Formation, Wyoming
DownloadSpring 2014
Extinct snake taxa are primarily recognized from isolated vertebrae. A new specimen from the Oligocene of Wyoming provides a rare opportunity to examine four nearly complete and articulated fossil snakes. Informally assigned previously to the ‘erycine’ vertebral form taxa Ogmophis and...
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Spring 2014
The Ankylosauria is a group of herbivorous, quadrupedal, armoured dinosaurs subdivided into at least two major clades, the Ankylosauridae and the Nodosauridae. The most derived members of the Ankylosauridae had a unique tail club formed from modified, tightly interlocking distal caudal vertebrae...
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The Biology and Ecology of Polymorphic Lake Trout, Salvelinus namaycush, in Great Bear Lake, Northwest Territories
DownloadFall 2014
Post-glacial lakes, a common feature in northern landscapes, provide favorable ecosystems for studying intra-specific diversity in fishes. Great Bear Lake, with its large size and virtually pristine, recently colonized cold water habitats, provides unique opportunities for Lake Trout (Salvelinus...
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Spring 2014
Bacteria need to adapt to the ever-changing conditions in the environment and Escherichia coli employs the Cpx two-component system to protect the envelope, which consists of the inner membrane, periplasm, peptidoglycan, and outer membrane. Cpx is known to sense and respond to protein misfolding...
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The effect of inter-helix loop length and composition on the voltage sensitivity of jShak1 and mouse Kv1.2
DownloadFall 2014
The mechanism by which voltage-gated potassium ion (Kv) channels respond to changes in membrane polarization is one of the most widely studied yet least understood aspects of Kv channels. The voltage sensing S4 helix contains 4-7 basic residues that form an electrostatic interaction network with...
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Spring 2014
Mating systems evolve in response to factors that influence the distribution and availability of mates. In turn mating systems can influence species life histories as a result of sexual selection. Most of what is known about sexual selection in large mammals comes from long-term studies of...
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The Role of Human Altered Landscapes and Predators in the Spatial Overlap Between Moose, Wolves, and Endangered Caribou
DownloadFall 2014
Human altered landscapes can cause the endangerment or extinction of a species, not only by a direct loss of habitat but by altering predator-prey relationships. Predators can drive prey to extinction when the density of the predator becomes subsidized by another abundant, alternate prey. Such...
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Tracking the Evolutionary History of Development Genes: Implications for the Diversification of Fruits and Flowers in the Brassicaceae and Cleomaceae
DownloadFall 2014
Flowers of Brassicaceae are remarkably similar across all species, whereas their fruits vary in almost all conceivable traits, particularly in the tribe Brassiceae. In contrast, Brassicaceae’s sister family, Cleomaceae, exhibits substantial variation in flowers but are more uniform in their...