Chemistry of Life Vocab Practice

the unequal charge of a molecule; water is polar where the hydrogen side is more positive and the oxygen side is more negative

water molecules are attracted to other water molecules

water molecules are attracted to other molecules or surfaces

attraction between water molecules at the surface that causes water to resist an external force

able to dissolve other substances

Macromolecules made of carbon, hydrogen, and oxygen. Also known as sugars and starches; main source of energy for living things

Macromolecules made of amino acids; building blocks for tissues in organisms and for enzymes.

Macromolecule that makes up DNA & RNA and stores genetic information

Macromolecules made of fatty acids that store energy; main component of the cell membrane

Proteins that act as biological catalysts to speed up reactions; names usually end in -ase