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maxonik [38]
3 years ago
12

I only need one sentence. Will mark brainliest.

Biology
1 answer:
storchak [24]3 years ago
3 0

Answer:

  1. The Biuret's solution will impart a dark violet blue to a pinkish purple color to the solution if positive.
  2. Benedict's indicator will turn the solution aqua blue if negative or yellow/green/brick red if positive.
  3. Iodine will turn the solution blue to black if positive.
  4. The paper bag will have a greasy/oily residue upon application of the sample.

Explanation:

  • The Biuret's test is widely used for the identification of proteins in whole milk samples.
  • The Benedict's solution is an indicator of the presence of simple sugars such as glucose.
  • Iodine is a popular indicator of starch(complex sugar)
  • The paper bag test indicates the presence of lipids or fats.
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