Biuret Test (Write in glossary): A simple biochemical reaction to detect the presence of protein. Apurple colour shows that protein is present, a blue colour shows that protein is absent.
Protein Assay Purpose and goals: • To pipette accurately • To plot results • To analyse results
Quick Questions • What was the independent variable? • What was the dependent variable? • What were the control variables?
Quick Questions • Independent variable = conc. of protein • Dependent variable = absorbance • Control variables = drops of biuret A B, total volume of solution, time