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Chapter 2: Chemistry of Life

The elements carbon, hydrogen, nitrogen, oxygen, sulfur, and phosphorus are the key building blocks of the chemicals found in living things.

1. Chapter 2: Chemistry of Life

Chapter 2: Chemistry of Life

2. Key terms check

Which key term matches this definition?

a substance that donates hydrogen ions and therefore lowers pH

3. Key terms check

Which key term matches this definition?

the attraction between water molecules and molecules of a different substance

4. Key terms check

Which key term matches this definition?

a monomer of a protein

5. Key terms check

Which key term matches this definition?

a negative ion formed by gaining electrons

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