Question 4 Based on the chart below, which food sample was a monosaccharide, polysaccharide, protein, and a lipid. In your answer, explain what colour the substance turn when it was mixed together with the universal indicator. Food Sample A F Carboh ydrate Test Benedict's Lugol's Test Test EL Prote Lipi d in Test Test TH + + Test Results - Are these Nutrients Present? Biuret Sudan Monosa Polysaccha Protei Lipid Red Test ccharide Test ride n + + Yes No No No Yes Yes No Yes No No Yes No No Yes No No No No Yes No No Yes Yes No Yes
Question 7: A student takes a sample of protein, adds Biuret Reagent and then heats the test tube. The student notices a colour change from violet to blue. Explain why heating caused this colour change. Question 8: You test the following food samples during a Biochemistry lab for Identifying Nutrients, using the chart in question 4, math the food item with the sample letter. For example, Apple Juice is Sample C. Question 9: Physicians often want to know the glucose and lipid levels in a patient's blood and whether proteins are present in a patient's urine. Research and discuss how this information is important in determining the status of an individual's health.
Question 4 Based on the chart below, which food sample was a monosaccharide, polysaccharide, protein, and a lipid. In yo
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