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Proteins when heated with cone. HNO3 giv...

Proteins when heated with cone. `HNO_3` gives a yellow colour. This Is

A

Hoppe's test

B

acid base test

C

Biuret's test

D

xanthoprotic test

Text Solution

Verified by Experts

The correct Answer is:
D
Xanthoprotic test is given by only those proteins which consists of `alpha`-amino acid containing benzene ring e.g. tyrosine.
Proteins+ conc. `HNO_3 oversetDelta to` yellow colour
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