Exam 2: Some Basic Chemistry

Large molecules of DNA and RNA are made of the smaller subunits called:

When atoms gain or lose electrons, a(n) ____________________ bond is formed.

Swallowing depends upon water as a:

Water can absorb a great deal of heat, and this is important for:

A solution that has more hydroxyl ions than hydrogen ions is:

The element that is necessary for blood clotting is:

Plasma is a fluid that is found in:

The function of RNA is:

The purpose of enzyme catalysts is to:

The element that is part of some amino acids and forms bonds in proteins is:

The bond between sodium and chloride in a molecule of NaCl is a(n) ____________________ bond.

Fatty acids and glycerol are the subunits of:

The type of reaction more likely to release energy is a:

Cells in the testes use cholesterol to synthesize ____________________.

A decomposition reaction involves:

The fluid found within lymph vessels is called:

The precursor molecule for the steroid hormones is ____________________.

An ionic bond is formed when:

For the elements iron and iodine respectively, the chemical symbols are ____________________ and ____________________.

A base has more ____________________ ions than does a neutral solution.