How will you test the presence of proteins in milk?
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Procedure
Add a small amount of calcium oxide and 5 drops of milk to a test tube.
Add three drops of water.
Dampen the litmus paper with water. ...
Carefully heat the test tube in a flame. ...
If protein is present in a food (positive test for protein), the litmus paper will change color from red to blue.
Add a small amount of calcium oxide and 5 drops of milk to a test tube.
Add three drops of water.
Dampen the litmus paper with water. ...
Carefully heat the test tube in a flame. ...
If protein is present in a food (positive test for protein), the litmus paper will change color from red to blue.
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