You Have Isolated an Unidentified Liquid from a Sample of Beans

question 129

Multiple Choice

You have isolated an unidentified liquid from a sample of beans. You add the liquid to a beaker of water and shake vigorously. After a few minutes, the water and the other liquid separate into two layers. To which class of large biological molecules does the unknown liquid most likely belong?

• A) Carbohydrates
• B) Lipids
• C) Proteins
• D) Enzymes
• E) Nucleic acids

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