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Tuesday, February 26, 2013

Aurelia

Test Introduction
Gause cultured a few protest species much(prenominal) as Paramecium caudatum and Paramecium Aureliatogether, Paramecium caudatum went extinct (McGraw-Hill). both species utilized bacteria asfood but Paramecium Aurelia grew at a rate six times faster than Paramecium caudatum and was die able to convert the food into offspring (McGraw-Hill). However, when Gause culturedParamecium caudatum and Paramecium bursaria together, uncomplete went extinct simply becausethe population volumes of both were much little compared to when they were grown alone, because some competition occurred between them (McGraw-Hill). Gause also recognise thatParamecium was better able to utilize the yeast in the level part of the culture renders. From theseexperiments Gause was able to conclude that two species with but the same requirementscan non live together in the same coiffe and use the same resources, that is, occupy the same niche(McGraw-Hill). Gause established the agonistic exception hypothesis, essentially meaning thatcomplete competitors cannot coexist (McGraw-Hill). Competitive exclusion states that when thecompetition between species is sufficiently strong, only the dominant species survive (Ziyad andRhouma).

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In the scientific journal article the writers try to examine the distinct ways of usingharvesting and stocking techniques to prevent the extinction of the weak species in a competitiveexclusion environment (Ziyad and Rhouma). This experiment will test whether or not two diversespecies of the freshwater protozoan Paramecium can coexist together in the same niche.
Methods
A study of freshwater protozoan Paramecium was conducted. The methods that were in carryingout this procedure were the use of a microscope, microscope slides, flasks, pipettes, rice, and testtubes. A Pipette filled with Paramecium caudatum was added to the first of triple test tubes.Paramecium aurelia was added to the second test tube. The last test tube was composed of bothParamecium caudatum and...If you want to get a full essay, stage it on our website: Orderessay



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