Question:
How is the presence of protein tested for?
Author: Alana RayAnswer:
Protein is tested for by placing (2cm cubed of) the food solution into a test tube, adding 2cm cubed of biuret solution which is a blue colour. If protein is present the solution will change from blue to pink/purple
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Alana Ray![Alana Ray](https://markdown.memory.com/eq_uploads/1119721/question_image_db23704d-43e3-4d39-8c1e-ee7268788303.jpg)