Imagine that you have isolated a mysterious liquid from a sample of food. 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 biological molecules does the unknown liquid most likely belong?

Question

Quizplus · Accepted Answer

The fact that the unknown liquid separates into two layers with water indicates that it is immiscible in water, a characteristic that is typically associated with lipids. Carbohydrates, proteins, enzymes, and nucleic acids are all generally soluble in water.

Imagine That You Have Isolated a Mysterious Liquid from a Sample