Question

how to check proteins in a food

Answer 1

1.To a test tube,add 40 drops of liquid to be tested.
2.If testing more than one liquid,label each test tube with a marker.
3.Add three drops of biruet reagent solution to each testube.shake gently to mix.
4.Note any color change.Proteins will turn into pink or purple solution.
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Answer 2

Answer:

To a test tube, add 40 drops of liquid to be tested.

2.If testing more than one liquid, label each test tube with a marker.

3.Add three drops of biuret reagent solution to each test tube. Shake gently to mix.

4.Note any color change. Proteins will turn into pink or purple solution.

Explanation:

To know if there is protein in the food the solution will turn pink or purple