Exam 2: Some Basic Chemistry

A synonym for ionization (such as NaCl in water) is ____________________.

The raw materials, or reactants, of cell respiration are:

For iron, iodine, potassium, and phosphorus, the correct chemical symbols, in order, are:

Which of the following statements are true of the bicarbonate buffer system? (Read carefully and select all of the correct statements.)

The excretion of waste products in urine depends upon water as a:

If the body fluids are becoming too alkaline, this means that there are not enough ____ ions in the fluid.

For the elements potassium and phosphorus respectively, the chemical symbols are ____________________ and ____________________.

The waste product of cell respiration is ____________________.

A reaction in which a large molecule is broken down into smaller ones is a ____________________ reaction.

The fact that water changes temperature slowly is important for:

The element iodine is an essential part of the hormone:

The term dissociation refers to:

The self antigens on cell membranes are:

An atom of carbon has ____________________ electrons to share with other atoms.

An atom that has gained an electron is called:

The bicarbonate buffer system consists of carbonic acid and ____________________.

A solution with a pH of 2 is ____________________, and has many ____________________ ions.

The weak bonds that help maintain the 3-D shape of proteins and nucleic acids are ____________________ bonds.

The element that is part of vitamin B₁₂ is:

The subunits of a molecule of glycogen are molecules of ____________________.