Laboratory Manual for Human Anatomy & Physiology Main Version
4th Edition
ISBN: 9781260159110
Author: Terry Martin
Publisher: Mcgraw-hill Higher Education (us)
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Textbook Question
Chapter 3, Problem 5PL
The test to indicate the presence of starch uses which substance?
- IKI (iodine solution)
- Benedict's solution
- Sudan IV dye
- Biuret reagent
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A carbohydrate sample reacts positively with all test reagents except for Lugol's. The sample could possibly be?
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A positive lipid hydrolysis test is indicated by the growth of bacteria on the medium.
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Check which test (s) will yield a positive result or negative result for the given compounds.
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Chapter 3 Solutions
Laboratory Manual for Human Anatomy & Physiology Main Version
Ch. 3 - The most basic unit of matter is energy. an...Ch. 3 - Which number would represent a neutral pH? 100 0 7...Ch. 3 - The building block of a protein is an amino acid....Ch. 3 - The building block of a carbohydrate is glycerol....Ch. 3 - The test to indicate the presence of starch uses...Ch. 3 - A positive test for lipids results in a pinkish...Ch. 3 - Which of the following pH numbers would represent...Ch. 3 - Which of the following solutions has the greatest...Ch. 3 - Are the pH values the same for distilled water and...Ch. 3 - If not, what might explain this difference?
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- The following figures are the photomicrographs of the samples taken with Kern&Sohn Camera Microscope at 10x magnification. Samples were stained with Lugols solution for better viewing. Differentiate these two imagearrow_forwardWhich of the different carbohydrate tests would give a positive result for maltose? Describe the color change. Molisch test Fehling’s test Benedict’s test Tollen’s Test Barfoed’s test Seliwanoff’s test Phenylhydrazine or osazone testarrow_forwardCOMPLETE THE TABLE BELOW: The six tests for the detection of functional groups in amino acids and proteins. TEST REAGENTS POSITIVE RESULT POSITIVE INDICATIONarrow_forward
- Samples subjected to a test were given. Determine the result of the samples subjected to the given test. Methyl salicylate in Spot Test Beeswax in Saponification Test Linseed oil in Iodine Test Tallow in Acrolein Test Perla in Formation of Soluble Salt Cholesterol in Salkowski Testarrow_forwardTest Done and Result Molisch test Seliwanoff's test Benedict's test Barfoed's test Lugol's lodine Orcinol's Test Carbohydrate Identity Ozazone test test Violet Ring Light yellow solution Light blue solution Light blue solution Blue solution Brown solution No crystalization Red solution in 1 Green solution Violet Ring Cherry red solution Light blue solution Brownish solution No crystalization min Cherry red solution in Brown solution Violet Ring Brick red ppt Light blue solution Brownish solution No crystalization 15 min Red solution in 1 Red solution Violet Ring Light yellow solution Brick red ppt Brownish solution crystals structure min Violet Ring Light yellow solution Brick red ppt Light blue solution Brownish solution Red solution crystal structure Red solution in 1 Blue solution Violet ring Light yellow solution Light blue solution Brownish solution Crystal srtructure minarrow_forward2nd column: added reagent/s 4th column: observation and interpretationarrow_forward
- the image contains results of the fluid thioglycolate medium tests. Please explain the results and the chemistry of each tube? Thank youarrow_forwardWhat does translucent spot mean with regards to lipid? Identify the control for this test. 1. Cheesearrow_forwardTest Done and Result Carbohydrate Identity Molisch test Seliwanoff's test Benedict's test Barfoed's test Lugol's Iodine Orcinol's Test Ozazone test test Brown solution Light blue solution No crystalization Violet Ring Light yellow solution Light blue solution Blue solution Green solution Red solution in 1 Brownish Violet Ring Cherry red solution Light blue solution No crystalization min solution Brown solution Cherry red solution in 15 min Light blue solution Brownish Violet Ring Brick red ppt No crystalization| solution Red solution Red solution in 1 min Brownish Violet Ring Light yellow solution Brick red ppt crystals structure solution Red solution Light blue solution Brownish Violet Ring Light yellow solution Brick red ppt crystal structure solution Blue solution Red solution in 1 Brownish Violet ring Light yellow solution Light blue solution Crystal srtructure min solutionarrow_forward
- In starch test describe and explain the change color in results:A. Yellow to BrownB. Blue to Blackarrow_forwardWhat does translucent spot mean with regards to lipid? Identify the control for this test. 1. Oil 2. Cheese 3. Water 4. Cheesearrow_forwardMake a flowchart for the PREPARATION OF SMEARSarrow_forward
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