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The reaction Between Gelatine and Trypsin.
Member rating: No Rating | Words: | Submitted: Thu Mar 18 2004
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Biology Coursework The reaction Between Gelatine and Trypsin Aim I am going to investigate how photographic film can be recycled to be reused again. The photographic film has a silver compound on it which needs to be separated from the plastic. If the silver compound was to come off then the plastic would go clear. If we were to use an industrial process it would be too expensive, so our task is to make it cost efficient. Exposed photographic film contains black grains of silver compound. The particles of silver are attached to the film by an insoluble compound called gelatine. To achieve this goal I have been asked to find the optimum temperature at which this process is most efficient. I will use an enzyme called Trypsin to dissolve the gelatine in the photographic film. However gelatine is in soluble in water if the water is not at a high temperature....
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