The mechanisms by which species are formed is a central question in evolutionary biology. The Biological Species Concept has provided a framework for quantifying, via reproductive isolation, the extent of divergence between populations. The relative s . . .

MicroRNAs are important regulators of eukaryotic cellular processes and their misregulation is associated with many human diseases. MicroRNA-375, a regulator of insulin secretion in pancreatic beta cells, is misregulated in human type 2 diabetes. The . . .

Body shape of juvenile fall-run Chinook salmon (Oncorhynchus tshawytscha) reared in a perennial stream environment were compared to juveniles reared in an ephemeral stream environment. In the Central Valley of California, habitat characteristics diffe . . .

ABSTRACT DIVERSITY AND ACTIVITIES OF PHAGOTROPHIC MICRO-EUKARYOTES IN BOILING SPRINGS LAKE, LASSEN VOLCANIC NATIONAL PARK by William Henry Harrison Reeder IV Master of Science in Biological Science California State University, Chico Fall 2011 The biol . . .

Wild-land fires are a dynamic and destructive force in natural ecosystems. In recent decades, fire disturbances have increased concerns and awareness over significant economic loss and landscape change. The focus of this research allowed for the utili . . .

ABSTRACT THE HEALTH OF BLUE ELDERBERRY (Sambucus mexicana) AND COLONIZATION BY THE VALLEY ELDERBERRY LONGHORN BEETLE (Desmocerus californicus dimorphus) IN RESTORED RIPARIAN HABITAT by Meghan Gilbart Master of Science in Biological Sciences California . . .

ABSTRACT EMPLOYING STABLE ISOTOPES TO INVESTIGATE THE IMPACTS OF INVASIVE SPECIES ON HAWAIIAN STREAM FOOD WEBS by Megan Layhee Master of Science in Biological Sciences California State University, Chico Spring 2011 Anthropogenic disturbance around the . . .

ABSTRACT SPATIAL AND TEMPORAL ECOLOGY OF FISH LARVAE IN SEASONAL AND PERENNIAL TRIBUTARIES OF THE SACRAMENTO RIVER, CALIFORNIA by Rebecca C. Walther Master of Science in Biological Sciences California State University, Chico Spring 2009 Many studies h . . .

ABSTRACT ANALYSIS OF ENVIRONMENTAL BACTERIA CAPABLE OF UTILIZING REDUCED PHOSPHORUS COMPOUNDS by Brandee L. Stone Master of Science in Biological Sciences California State University, Chico Summer 2011 Although bacterial metabolic pathways to oxidize . . .

ABSTRACT PHYSIOLOGICAL EFFECTS OF SULPHUR DIOXIDE INDUCED STRESS ON VEGETATION UNDER NATURAL CONDITIONS by Michael W. Jenkins Master of Science in Biological Sciences California State University, Chico Spring 2011 This research incorporated a series o . . .