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When buiret solution is used as an indicator, it turns from blue to purple in the presence of which organic molecule?
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When buiret solution is used as an indicator, it turns from blue to purple in the presence of which organic molecule?

User Alexander Beninski
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2 Answers

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the answer choices for this question areA) lipid
B) protein
C) nucleic acid
D) carbohydrate

I would say C if i had this question
User Hagemann
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The biuret solution will turn from blue to purple when it is exposed to protein. The copper sulfate and potassium hydroxide cause the substance to become an alkaline.
User MmBs
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