Exam 2: Molecules of Life

The nucleus of an atom contains ____.

Which is an organic molecule?

In a cell membrane, the phospholipid heads are ____.

Sweating to keep cool in the summer is the result of ____.

What category of compounds helps our body fluids to stay within a consistent pH range?

Which type of chemical bond is found within a water molecule?

A triglyceride molecule is made up of ____.

In the given figure, which fatty acid(s) is/are most likely to be solid at room temperature?

In ____ bonds, atoms share electrons equally.

Sucrose is composed of ____.

A solution is a uniform mixture in which a ____ is dissolved completely in a ____.

Tracers are used in what form of medical test?

Glucose monomers linked into a highly branched chain make up ____.

Two amino acids are bonded together to form a dipeptide by which type of reaction?

We can accurately determine the age of a rock or fossil by measuring its ____.

____ is one of the substances that maintains our blood pH between 7.35 and 7.45.

A nucleotide consists of ____.

____ is the tendency of water molecules to stay attached to one another.

A uniform mixture is called a ____.