Biological Molecules Tests

I could never remember these tests and I have my resit in a few days, for the last couple of past papers they've had one of these type of questions so I took to liberty of making it so those 2 or 3 marks won't be lost.

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Biochemical Tests
Tests for carbohydrates
Benedict's test used to identify reducing sugars (monosaccharides
and some disaccharides)
1) Add Benedict's solution to the chemical sample and heat.
2) The solution changes from blue to brick-red or yellow if a
reducing sugar is present.

Non-reducing sugar test used to test for non-reducing…

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Tests for proteins in the laboratory
Biuret test used to identify any protein
Add dilute sodium hydroxide and dilute copper sulphate to the
A violet colour appears if a protein is present.


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