Give the principle involved in the ninhydrin test. What is its purpose?
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Q: what are the principle chemical reaction involved in each test?
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Q: Describe the Ninhydrin test. What does Ninhydrin test detect?
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Q: what are the Amino Acids that test positive for Ninhydrin test? what is the principle of detection?
A: All the alpha amino acids test positive for ninhydrin test.
Q: Other than the PYR test, what is another use of the PEP reagent?
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Q: Describe Ninhydrin test for proteins with the reaction
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Q: What amino acid present in proteins is responsible for the reaction in Hopkins- Cole test ?
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Give the principle involved in the ninhydrin test. What is its purpose?
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Solved in 2 steps
- What is the result of tube A in this Voges-proskauer test? What are the reagents of this test? What is the media used? What is the product of this test that reacts with the reagent to give positive result? What biochemical abilities do these organisms have (or lack)?what are the Amino Acids that test positive for Ninhydrin test? what is the principle of detection?What is the purpose of the sodium thiosulphate in the testing of treated water?
- What is the result for the yellow tube of Methyl red test? What must the pH be in each tube? What is the reagent used in this test? What media is used? Describe the biochemical abilities of these organisms .what are the principle chemical reaction involved in each test?why would you perform an indole test?