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GCSE Biology Paper 1 (9-1 Exams)

Sample Solution Biuret Food Cm List Steps Detail

Front List out the steps in detail to carry out a Biuret Test.
Back
  1. Prepare the food sample and transfer 2 cm3 of the sample to a test tube.
  2. Add 2 cm3 of biuret solution to the sample and shake the tube to mix it.
  3. If the food sample contains protein, the solution will change from blue to pink/purple. 
  4. If no protein is present, the solution will stay blue.

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