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Q. How many of the given compounds will give a positive Biuret test ____?
Glycine, Glycylalanine, Tripeptide, Biuret

JEE MainJEE Main 2022Biomolecules

Solution:

Biuret test is given by all proteins and peptides having atleast two peptide linkages.
Hence positive test must be given by tripeptide and Biuret