Testing for Macromolecules

Purpose: To determine which chemical indicators that will indicate the presence of glucose, starch, lipid, and protein in various samples. Methods and Materials: For materials, please refer to p.18 in Biology 11 (replace Sudan IV with filter paper) For procedures, please refer to p.18-19 (except Part C) For Part C in Inv. 1A, please read the following procedures: 1.Label sample 1-6 on the filter paper 2.Add one drop of each sample corresponding to their number …

…as coronary artery disease. Also, high levels of proteins in urine can indicate that one may be pregnant (very active women typically have more proteins in their urine), experiencing kidney failure, use of anabolic steroids, androgens, and other hormones. Although the indicators we used in this lab does not provide specific results, it does allow a person (e.g. doctor, students) to gain a basic idea about the situation (patient's status, composition of a substance).