|2 Login | UMGC x Week 2 Discussions - BIOL 161 63 X U Chemical Composition of Cells - 1 X Question 1 - Week 2: Chemistry o X Homework Help - QA from Onli x + X C @ https://ezto.mheducation.com/ext/map/index.html?_con=conexternal_browser=0launchUrl=https%253A%252F%252Fconnect.mheducation.com%252Fconnect%252Fltiwrapper%252FltiaCloseWi... ... Week 2: Chemistry of Cells Post Lab Quiz i Saved Help Save Exit Submit Amy is asked to determine the chemical composition of an unknown liquid sample. She determines that the sample is negative for protein, simple sugars, and lipids. However, someone else has used up all of the iodine reagent. Which scenario would allow Amy to test the unknown sample for the presence of starch? 00:59:43 Multiple Choice O Incubate the unknown sample with catalase and then test for proteins. O Incubate the unknown sample with amylase and then test for simple sugars. O Add a known amount of starch to the unknown sample and then run the Benedict's test. O Incubate the unknown sample with pepsin and then test for proteins. O Put a small amount of the unknown sample onto a fresh potato slice and observe for color changes. Mc Graw 1USD/CAD 7:34 PM -0.60% Q Quick search 8/23/2025