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CET Karnataka Medical CET - Karnataka Medical Solved Paper-2000

  • question_answer
    A certain compound gives negative test with ninhydrin and positive test with Benedicts solution; it is:

    A)  an amino acid

    B)  a monosaccharide

    C)  a lipid                                          

    D)  a protein

    Correct Answer: B

    Solution :

    Monosaccharides given \[+ve\] test with Benedicts solution because they are reducing sugars but they give \[-ve\] test with ninhydrin because this test is performed by proteins, peptides and amino acids.


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