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Genetic Determinants Of Reproductive Isolation In Xenopus
(Biology, 2007-09-17)
Haldane's rule states that in F1 interspecific hybrids the heterogametic sex (XY or ZW) suffers the most dysfunctional effects of hybridization. Frogs of the genus Xenopus have ZW sex determination yet hybrid males are ...
Rate Of Diversification In Crickets (Orthoptera: Ensifera) And A Possible Role Of F Supergroup Wolbachia In Bush Crickets
(Biology, 2007-09-17)
Part I: Rates of speciation can tell us more than how many species have survived over a period of time. They indicate whether there are some characteristics of organisms or biogeography scenarios facilitate or hinder ...
Feasibility For Utilization Of A Freshwater Pulmonate Snail, Physa acuta, As A Model Organism For Environmental Toxicity Testing, With Special Reference To Cadmium Ion Toxicity
(Biology, 2007-08-23)
The benefits of developing the pond snail, Physa acuta, as a model species for testing acute and chronic toxicity of aquatic pollutants include its wide North American distribution, ease of field collection and laboratory ...
Comparison Of The Ingestion And Digestion Rates Of Ochromonas danica Grazing On Pseudomonas fluorescens Of Varying Food Quality
(Biology, 2007-08-23)
Flagellate prey selection appears to depend on morphological characteristics of prey such as cell size and motility, as well as on physiochemical characteristics such as digestibility and cell surface characteristics. ...
Efficacy Of Selected Natural And Synthetic Novel Organic Compounds In Prevention Of Zebra Mussel (Dreissena Polymorpha) Macrofouling By Byssal Attachment Inhibition
(Biology, 2007-10-08)
The invasive, freshwater, bivalve, Dreissena polymorpha (zebra mussel) was introduced to North America in the Great lakes in 1986 and has since spread throughout the waterway of the eastern and central United States and ...