How will you test the presence of protein in a food sample
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Answer:
cut it in half and put iodine in it.
if it turns green then it has starch.
Explanation:
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Answer:
To a test tube, add 40 drops of liquid to be tested.
If testing more than one liquid, label each test tube with a marker.
Add 3 drops of Biuret reagent solution to each test tube. Shake gently to mix.
Note any color change. Proteins will turn solution pink or purple.
Explanation:
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