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In this investigation the effects of catalase on varied concentrations of hydrogen peroxide. By measuring the amount of oxygen given off.
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Enzyme investigation Aim: In this investigation the effects of catalase on varied concentrations of hydrogen peroxide. By measuring the amount of oxygen given off. Variables: these are the possible variables: Temperature Concentration of hydrogen peroxide Surface area of liver (catalase) Time The variables that will be kept constant will be surface area of liver because it is easier to cut multiple pieces of the same size rather than changing them all the time. Time will be kept constant which is very easy to control, and concentration will be kept as it comes out of the bottle. Temperature will be the variable that is changed. It should be easy to do by putting the liver in the conical flask in a water bath heated by a Bunsen burner and over 1 minute the temperature shouldn't change too much to affect results. Background information: An enzyme is a specialised organic substance, made up of amino acids (or proteins) that act...
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