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Questions and Answers
Which color complex is formed when amino acids react with ninhydrin?
Which color complex is formed when amino acids react with ninhydrin?
- Purple (correct)
- Pink
- Blue
- Yellow
Which group of amino acids produce a brown color when reacting with ninhydrin?
Which group of amino acids produce a brown color when reacting with ninhydrin?
- Amino acids with hydroxyl group
- Amino acids with carboxyl group
- Amino acids with sulfhydryl group
- Amino acids with amide group (correct)
What color complex is formed when proline and hydroxyproline react with ninhydrin?
What color complex is formed when proline and hydroxyproline react with ninhydrin?
- Blue
- Pink
- Yellow (correct)
- Purple
Which type of bonds are required for the Biuret reaction to occur?
Which type of bonds are required for the Biuret reaction to occur?
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What is the purpose of the ninhydrin reaction in chromatography?
What is the purpose of the ninhydrin reaction in chromatography?
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