Question

a student heats a test tube containing a large amount of protein and Biuret solution. she notice a colour change from violet to blue, explain why heating causes this colour change.

Answer 1

I don't now the answer but I was wondering if u can help me on my maths question from a test if u could that would be very helpful and kind because this question has to be answered by tomorrow so if u could maybe u could help me as soon as possible

this would be very nice of u

many thanks,ella x