Thursday, September 25, 2014

Identify the Symbiosis


            Symbiosis is the interaction between two different organisms living in close physical association. Some types of symbiosis are parasitism, mutualism, and commensalism. Mutualism is the relationship of two organisms when both organisms gain attributes. Parasitism is the relationship of two organisms when one organism gains attributes and the other is hurt. Commensalism is the relationship of two organisms when one organism gains attributes and the other is not affected. A mutual relationship is between the clownfish & anemone. The clownfish fecal matter gives nutrients to the anemone. The anemone’s stinging cells helps keep predators away from the clownfish. On the wood in class there were lichens. Lichens occur from the sea level to the high alpine elevation. Lichens grow on bare rock, walls, gravestones,  and roofs. The lichens on the wood use photosynthesis to make their food, this helps the fungus because they will eat the food. The lichens are protected by the filament of the fungus. Also the fungus provides an anchor for the lichen. 

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