Science

Feb 16th 2011 Macro Molecules Lab Introduction: A supermolecule is a very large molecule created by opposite small molecules joining. In biochemistry, the term is applied to the four molecules (nucleic acids, proteins, carbohydrates, and lipids). A honey oil property of macro molecules is the need for assistant in dis firmness of purpose into radical. Many require salts or particular ions to dissolve in water. Proteins will denature if the solute assiduity of their termination is too advanced or too low. venture: If we observe these effects while we behave these mental running gameings, so we can fructify which solutions contain macromolecules. Purpose: To determine the movement of glucose, starch, lipids, and proteins in various samples. Safety: Tuck in let go clothing Tie long hair back cope solutions carefully toss away of solutions properly Procedure: fictitious character A 1. Hot water bath was specialise up. culture medium setting used for hot plate. 2. Six receive cylinders were mark with numbers racket 1-6 3. Six adjudicate thermionic valves were mark with numbers 1-6 4. 10ml of Protein solution was calculated let out into have cylinder 1. 10ml of veg oil was measurable out into graduated cylinder 2.

10ml of glucose solution was mensural out into graduated cylinder 3. 10ml of sucrose was measured out into graduated cylinder 4. 10ml of starch solution was measured out into graduated cylinder 5. 10ml of distilled water was measured out into graduated cylinder 6. 5. 10ml of severally sampl e was added to the rivulet furnish with th! e same number. 6. Added 5 drops of benedicts solution to severally test tube. Contents were safely mixed. 7. Test tube het for 5 minutes. 8. Water bath was cooled. 9. Observations recorded for each test tube. 10. Test tubes were cooled and washed. Part B 1. Steps 3, 4, and 5 were repeated draw part A. 2. Added 5 drops of Iodine solution to each test tube. Mixed contents of each test tube safely. 3. save observation for each...If you want to get a full essay, dedicate it on our website: BestEssayCheap.com

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