2. Biuret Test Color of 3% CuSO4 solution: Sample casein alanine albumin gelatin distilled water 3. Molisch Test Color of Molisch reagent: Sample glutamic acid casein gelatin 4. Xanthoproteic Test Color of concentrated HNO3: Sample glutamic acid tyrosine casein albumin gelatin Color of original solution Color of original solution Color of original solution Color after NaOH/CuSO4 Color after Molisch Reagent Color after HNO3 Color at the interface Color after NH4OH
2. Biuret Test Color of 3% CuSO4 solution: Sample casein alanine albumin gelatin distilled water 3. Molisch Test Color of Molisch reagent: Sample glutamic acid casein gelatin 4. Xanthoproteic Test Color of concentrated HNO3: Sample glutamic acid tyrosine casein albumin gelatin Color of original solution Color of original solution Color of original solution Color after NaOH/CuSO4 Color after Molisch Reagent Color after HNO3 Color at the interface Color after NH4OH
Biochemistry
9th Edition
ISBN:9781319114671
Author:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Publisher:Lubert Stryer, Jeremy M. Berg, John L. Tymoczko, Gregory J. Gatto Jr.
Chapter1: Biochemistry: An Evolving Science
Section: Chapter Questions
Problem 1P
Related questions
Question
Experiment
AMINO ACIDS AND PROTEINS

Transcribed Image Text:2. Biuret Test
Color of 3% CuSO4 solution:
Sample
casein
alanine
albumin
gelatin
distilled water
3. Molisch Test
Color of Molisch reagent:
Sample
glutamic acid
casein
gelatin
4. Xanthoproteic Test
Color of concentrated HNO3:
Sample
glutamic acid
tyrosine
casein
albumin
gelatin
Color of original solution
Color of original
solution
Color of original
solution
Color after NaOH/CuSO4
Color after Molisch
Reagent
Color after HNO3
Color at the interface
Color after NH4OH
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