Chapter 2: Chemistry of Life

Front

What measurement system indicates the concentration of H+ ions in a solution?

Back

pH scale, pH

Front

Which subatomic particles have a neutral charge and a mass of 1 amu?

Back

Neutrons

Front

What are examples of Carbohydrates?

Back

Cellulose

Front

Any compound that forms H+ ions in a solution is called an?

Back

acid

Front

What is the main function of a Carbohydrate?

Back

To provide short-term energy

Front

What are the three main types of macromolecules in biology?

Back

Carbohydrates, Proteins, Nucleic Acids

Front

What is the basic unit of life?

Back

Cell

Front

What is the role of enzymes in chemical reactions?

Back

To speed up the reactions by lowering the activation energy.

Front

What is the difference between an ionic bond and a covalent bond?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

Front

What is the pH range of acidic solutions?

Back

pH less than 7