Before adding amylase to starch, IKI test will give a after adding amylase to starch, IKI test will give a result with starch and immediately result a. Positive, positive O b. Negative, negative c. Positive, negative O d. Negative, positive
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- II. Give the test that will distinguish the ff. sugars. Indicate which sugar it is positive and what is the resulting color. You can give more than one test as long as it differentiates the two. SUGAR TEST POSITIVE RESULT INDICATION EXAMPLE:ribose & glucose Bial's Orcinol test blue color + ribose /- glucose 1. fructose & glucose 2. galactose & lactose 3. starch and fructose 4. sucrose and maltose pentose and hexoseI want to manufacture a master formulae for whitening my teeth, it have to organic based formulae. Now how i can stablish a formulae, for whitening my teeth or removes yellowish color? Please answer at your own easy words. I. Will rate you positive if you do so.19. The pH indicator in the carbohydrate metabolism test was a. methyl red b. eosin methylene blue c. neutral red d. phenol red e. bromthymol blue 20. Which of the following enzymes would be indicated by the sheep blood agar plate? a. catalase b. gelatinase c. citrate permase d. hemolysins e. lipase 21. The pH indicator in your EMB agar was plate. a. phenol red, selective b. methyl red, enrichment c. bromthymol blue, differential d. neutral red, selective e. eosin methylene blue, differential and it is an example of a inscloudgate.net/files/71e091b2-95...riXAGSX7kihG5XaOhFABsP7PBUexzlaVKNAmC
- #TI B Fig. B your patient who still has the bacterial infection? 18. Based off of the results of Fig. B, which antibiotic was originally prescribed for a. E b. G c. B d. A e. D 19. The pH indicator in the carbohydrate metabolism test was a. methyl red b. eosin methylene blue c. neutral red d. phenol red e. bromthymol blue 20. Which of the following enzymes would be indicated by the sheep blood agar plate? a. catalase b. gelatinase c. citrate permase d. hemolysins e. lipaseHydrolysis of polysaccharidesa. Add 20 drops of concentrated HCl to 30 mL of 3 % starch solution. Cover the beaker containing the mixture with a watch glass and boil gently. b. After one minute addition of acid solution, remove 2 drops of the solution and place on a spot plate. Test each spot with one drop of iodine solution. c. Perform the same test using Benedict’s solution instead of iodine solution. Hydrolysis of polysaccharides Results Starch Solution Iodine's Test Benedict's TestHydrolysis of polysaccharidesa. Add 20 drops of concentrated HCl to 30 mL of 3 % starch solution.Cover the beaker containing the mixture with a watch glass and boilgently.b. After one minute addition of acid solution, remove 2 drops of thesolution and place on a spot plate. Test each spot with one drop ofiodine solution. c. Perform the same test using Benedict’s solution instead of iodinesolution.
- Which of the following tests gives bluish green product due to the presence of carbohydrates?* A. Molisch B. Anthrone C. Benedict D. Seliwanoff E. None of the given optionsMilk Tests Observation Component A. Casein Biuret Millon's Hopkin's-Cole B. Lactose Benedict's Test C. Globulin D. Fat Conclusion W CAnswer the numbers 1 & 2 1. Positive with Molisch Test and Benedict Test but negative with both Iodine Test and Seliwanoff's Test, immediate precipitate formation with Barfoed's Test, and muddy brown coloration with Bial's Test. a.Glucose b.Fructose c.Ribose/Arabinose d.Maltose e.Sucrose 2. Positive with Benedict's Test and Seliwanoff's Test, and immediate precipitate formation with Barfoed's Test. a.Glucose b.Fructose c.Ribose/Arabinose d.Maltose e.Sucrose
- The plate below is a test of 7 different antibiotics against Enterobacter aerogenes. The center disc is Ciprofloxacin 15 micrograms) and the 24 hour extent of the Zone of Inhibition is the farther diameter. The one below it and slightly to the right is Chloramphenicol (30 micrograms) [see red arrow}. Give me the extent of the Zone of Inhibition in mm (yes, use a ruler and measure it at the size it comes up on your computer screen), then use the Standard Table and determine R, I, S for each. Antibiotic Zone of Inhibition (mm) R, I or S Drug target Ciprofloxacin Chloramphenicol Which of the 2 drugs is more selective and why?The vitamin necessary to help as an antioxidant is a. A. b. D. c. K. d. E.A. Detecting Dextrin in Starch 1. Iodine Test for Starch Describe any change that took place when Iodine was added. 2. Preparation of Dextrin from Starch a. Describe the color of starch while being heated. b. Describe the change upon the addition of Iodine. What color indicates the presence of dextrin? c. Compare the result obtained with Procedure 1. d. Describe the color change when Iodine was added to the solution of dextrin from the supply shelf. B. Reduction test for Sugars 1. FEHLING'S TEST SUGAR 1. Glucose 2. Sucrose 3. Maltose 4. Fructose 5. Lactose 6. Galactose 2. BENEDICTS TEST SUGAR 1. Glucose 2. Sucrose 3. Maltose 4. Fructose 5. Lactose 6. Galactose 3. BARFOED'S TEST SUGAR 1. Glucose 2. Sucrose 3. Maltose 4. Fructose 5. Lactose RESULT RESULT RESULT