Sudan Test What is true of the Sudan Test? Check all that apply. Check All That Apply It is a lipid soluble dye. It dissolves in fats. It does not dissolve in oil. It indicates lipids. A positive test is indicated by a translucent spot.
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Exercise 6 Q9
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- What does translucent spot mean with regards to lipid? Identify the control for this test. 1. Oil 2. Cheese 3. Water 4. CheeseThe reults for the macroscopic part: 0.30M glycerin – solution was translucent (could see text behind the test tube) 0.15M NaCl – solution was opaque (could not see text behind the test tube) 0.30M NaCl – solution was opaque (could not see text behind the test tube) 0.15M glucose – solution was translucent (could see text behind the test tube) 0.30M glucose – solution was opaque (could not see text behind the test tube) 0.30M Urea – solution was translucent (could see text behind the test tube) Results for microscopic part: 0.30M glycerin – no cells present 0.15M NaCl – normal sized cells 0.30M NaCl – crenated (shrunken and star-shaped) cells 0.15M glucose – no cells present 0.30M glucose – normal sized cells 0.30M Urea – no cells present Determine the osmolarity (hypoosmotic, isosmotic, or hyperosmotic) and tonicity (hypotonic, isotonic, hypertonic) of the following solutions.In which solutions did the osmolarity NOT match the tonicity? For those solutions, why did the osmolarity…An unknown sample was tested if there is a presence of lipid, after the test it shows that it is positive for translucent test, soluble with chloroform, didn’t produce a pungent odor in acrolein test, didn’t didn’t produce red color for Baudouin Test, and violet color disappears in Huble’s Test. What does it indicate? Explain for 6 sentences
- Explain how the structure of lipids promotes a positive translucent spot test.Draw/illustrate the chemical reaction involved in Lugol’s test and explain the purpose of this qualitative test?Qualitative Analysis of Carbohydrates HELP Select the test: Place test tubes in waterbath Fehling's test A Fehling' solution Fehling's solution Reset Glucose Lactose Sucrose Starch Qualitative Analysis of Carbohydrates HELP Reducing sugars (glucose & lactose) reduce the deep blue solution of copper (II) in the test reagent to red precipitate of insoluble cuprous oxide. Select the test: Fehling's test Reset
- An unknown sample was tested if there is a presence of lipid, after the test it shows that it is positive for translucent test, soluble with chloroform, didn’t produce a pungent odor in acrolein test, didn’t produce red color for Baudouin Test, and violet color disappears in Huble’s Test. What can you conclude from these result/s?Create an illustrated step-by-step schematic diagram of the following Qualitative test for Lipids: • Solubility Test• Translucent Test• Acrolein Test• Baudouin Test• Huble’s TestWhat is the color result of 1% soultion of casein,albumin ang gelatin in biuret test? Results and interpretation with reference
- Check which test (s) will yield a positive result or negative result for the given compounds. Sample Biuret Test Ninhydrin test Hopkin's cole test Xanthoproteic test Albumin Gelatin Casein Tyrosine Glycine Ala-Gly Cys-Leu His-Gly-Tyr Gly-Gly-Met Beef StockGeneral Concept: Match each test with the substance detected Match each test with the substance it is intended to detect. 1 3 brown Paper test Benedict's lipids protein simple sugars 2 Match each of the options above to the items below. starch 4 iodine biuret testCOMPLETE THE TABLE BELOW: The six tests for the detection of functional groups in amino acids and proteins. TEST REAGENTS POSITIVE RESULT POSITIVE INDICATION