A) Reducing sugar
B) Starch
C) Protein
D) Cupric ion
Correct Answer: C
Solution :
Ninhydrin is often used to detect \[\text{ }\!\!\alpha\!\!\text{ -}\]Amino acids and also free amino and carboxylic acid groups on proteins and peptides. Ninhydrin produce blue or purple pigment, sometimes called Ruhemann's purple.You need to login to perform this action.
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