Question

7. How can you test the presence of proteins in the given food sample?

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Answer 1

Answer:

Biuret Test

Biuret TestTake the given food sample, prepare the extract of the given food sample. Then add the aqueous copper sulphate to the prepared food extract. A solution turns violet in colour confirms the presence of protein in the foodstuff.

Explanation:

Thanks

Answer 2

Explanation:

Take the given food sample, prepare the extract of the given food sample. Then add the aqueous copper sulphate to the prepared food extract. A solution turns violet in colour confirms the presence of protein in the foodstuff.