Imagine That You Have Isolated a Mysterious Liquid from a Sample

question 54

Multiple Choice

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?

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

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Definitions:

Chinese Speakers

Individuals who are native or fluent in the Chinese language, including its dialects such as Mandarin and Cantonese.

Globalization

The process of increasing interdependence and connectivity of global economies, cultures, and populations, driven by trade, technology, and the flow of ideas and people.

Several Thousand Languages

Refers to the vast number of distinct languages currently spoken around the world.

Rationalization

The process of making actions or processes logical and efficient, often through the application of scientific methods.