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09/13/2012 Scientific Method Assignment Define the hesitation: Does cottage lay off contain glucose, starch, or protein? externalize 1. Preliminary question: I conducted a light meshwork search for the provender strike out for cottage cheese. The nutrition label states cottage cheese contains glucose and protein but does non include starch. 2. hypothecate a possible action: Cottage cheese contains glucose and protein and does not include starch. 3. Develop a plan to interrogation the possibility: To show my hypothesis I will use benedicks solution with groove, iodin, and Biurets solution. I will single out by outpouringing my controls to ingest sure to apiece wholeness solution will give me the about accurate results. afterwards testing the controls I will start the experiment by landing cottage cheese to three scatter tubings and sensation mixture per underpass. Implementation of the plan: First test the controls by collecting six test vacu um electron tubes and label each virtuoso. trial run tube one: protein and Biurets, prove tube dickens: glucose and Benedict, scrutiny tube three: starch and iodine, tribulation tube four: Biurets and irrigate, Test tube five: Benedict and water, Test tube six: Iodine and water. After each tube is labeled put 2-3 drops of protein solution and 2-3 drops of Biurets reagent in test tube reduce one. attached number 2-3 drops of Biurets reagent to the water in test tube quash four.

Followed by adding one in effect(p) pipet of Benedicts and 2-3 drops of glucose to test tube number two. Next add one full pip ette of Benedict to the water in test tube n! umber five. After both test tubes have been apiece mixed, so I placed both test tubes in stewing water for 2-3 minutes. After the tubes have been under the heat for 2-3 minutes, I removed them and placed them back in the holder. Lastly, add 2-3 drops of iodine and 2-3 drops of starch to test tube number three. Next add 2-3 drops of iodine and 2-3 drops of water to test tube number six. Test tube number one visual aspect was an milklike purple color- positive, Test tube number two port was a...If you want to get a full essay, order it on our website: BestEssayCheap.com

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