Why does casein precipitates upon the addition of acetic acid? Why is milk used as an antidote in heavy metal poisoning? Can you identify which specific amino acid/functional group provides a positive result on the following tests? a. Biuret test b. Ninhydrin test c. Denaturation tests d. Xanthoproteic test

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
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Direction: Answer these quide questions thoroughly please and explain. Thank you so much.

Topic: Isolation and Characterization of Casein

 

Guide Questions
▲
1.
2.
3.
Why does casein precipitates upon the addition of acetic acid?
Why is milk used as an antidote in heavy metal poisoning?
Can you identify which specific amino acid/functional group provides
a positive result on the following tests?
a. Biuret test
b. Ninhydrin test
c. Denaturation tests
d. Xanthoprotéic test
Transcribed Image Text:Guide Questions ▲ 1. 2. 3. Why does casein precipitates upon the addition of acetic acid? Why is milk used as an antidote in heavy metal poisoning? Can you identify which specific amino acid/functional group provides a positive result on the following tests? a. Biuret test b. Ninhydrin test c. Denaturation tests d. Xanthoprotéic test
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