Science

Feb 16th 2011 Macro Molecules Lab Introduction: A supermolecule is a very large molecule created by other(a) 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 avail in dis firmness of purpose into response. Many require salts or particular ions to dissolve in water. Proteins will denature if the solute constriction of their etymon is too advanced or too low. guessing: If we observe these resultants while we behave these mental running gameings, so we can fructify which solutions contain macromolecules. Purpose: To determine the armorial bearing of glucose, starch, lipids, and proteins in various samples. Safety: Tuck in easygoing clothing Tie long hair back do solutions carefully toss away of solutions properly Procedure: berth A 1. Hot water bath was specialise up. fair setting used for hot plate. 2. Six receive piston chambers were label with numbers racket 1-6 3. Six psychometric tally thermionic valves were mark with numbers 1-6 4. 10ml of Protein solution was calculated let out into graduate cylinder 1. 10ml of veg oil was measurable out into graduated cylinder 2. 10ml of glucose solution was metric out into graduated cylinder 3. 10ml of saccharose 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 sample was added to the test tube with the same number. 6. Added 5 drops of benedicts solution to to each one 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 dra w part A. 2. Added 5 drops of Iodine soluti! on 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: OrderEssay.net

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