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Organic Molecules Pre-Lab: Reagents

Organic Molecules Pre-Lab: Reagents. What is a reagent? What simple sugars does Benedict’s Reagent test for? How can Benedict’s reagent be used to determine if a person potentially has diabetes?. Organic Molecules Pre-Lab: Starch. What is starch? Where is starch found?

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Organic Molecules Pre-Lab: Reagents

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  1. Organic Molecules Pre-Lab: Reagents • What is a reagent? • What simple sugars does Benedict’s Reagent test for? • How can Benedict’s reagent be used to determine if a person potentially has diabetes?

  2. Organic Molecules Pre-Lab: Starch • What is starch? • Where is starch found? • What happens to starch in our bodies after we eat it? • What in the starch is responsible for the coloring when it comes into contact with Iodine-KI reagent?

  3. Organic Molecules Pre-Lab:Protein • What is Biuret’s reagent made from? • What is the principle of the Biuret Test? • What is it used to test for in the medical field?

  4. Organic Molecules Pre-Lab:Lipids Lipids: Sudan IV is a dye that will dissolve in fats. It will not dissolve in carbohydrates or proteins. Sudan IV will change the color of a fat. • What color will Sudan IV change in the presence of fat? • Predict what will happen if Sudan IV is dropped into a test tube of water mixed with whole peanuts. Explain.

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