Thursday, March 3, 2011

Biofilm Simulation at the G.C. Marine Reserve

The first thing we did was to take a graham cracker and put icing on the bottom of it to stick to the paper towel.  The cracker represents a Plexiglas plate, the towel would be the ocean and the icing would be the Extracellular Polymeric Substance(slime)  

Here we put different kinds of sprinkles to represent different kinds or organisms; Red coralline algae, Diatoms, Barnacles, Coral and Oysters The lifesavor is the bolt to keep the substrate down. The penny is there to show the scale. For every ten Barnacles on the graham cracker you got one marshmellow. The point of this whole experiment was to see how different organisms settle at different places and at different quantities.   When we were done with the project we got to eat are graham cracker  and I never thought that  that combination of food would taste so great :)

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