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How can we check the presence of protein in the given food sample?

Answer» N How can we CHECK the presence of protein in the given food sample?Answer :We can test the presence of protein in a food sample by an experiment.Aim of the experiment : To test the presence of protein in the given food sample.Materials required : mortar and pestle, test tube, dropper, concentrated nitric acid.Procedure :CRUSH some bean seeds in a mortar and pestle.Make a suspension using water.Take little suspension in test tube.Add few drops of concentrated nitric acid.Observation : Observe the colour change.If the colour changes in to yellow, the given food sample CONTAINS protein.


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