Question

explain an activity to test the presence of protein in egg white​

Answer 1

Answer:

The easiest test to do to see the positive result is to test egg white or milk. Add some of the egg white to the Biurets solution in the test tube and mix thoroughly while still hand warming. The blue colour will change to violet if protein is present. If protein is not present, the blue colour will remain.

Explanation:

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Answer 2

Test for protein:

1)add a few drops of biuret reagent to the sample. Appearance of violet colour presence of protein is confirmed.

2)add a few drops of sulphosalicylic acid to the sample appearance of cloudy precipitate presence of protein is confirmed.

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