Exam 2: The Chemical Level of Organization

Radioisotopes have unstable

If a substance has a pH that is greater than 7, it is

Compounds that do not usually contain carbon and hydrogen atoms as the primary structural ingredients are called ________ molecules.

Stored energy that has the ability to do work is called

In living cells, complex metabolic reactions proceed in a series of steps called

The chemical behavior of an atom is determined by the

A nucleotide consists of a

Which of the following has the highest concentration of hydroxide ions?

Which element commonly has only a proton as its nucleus?

________ is a homogeneous mixture containing a solvent and a solute.

Ions with a negative charge are called

Electrons in an atom occupy an orderly series of electron shells or

Interaction between individual polypeptide chains to form a protein complex is ________ structure.

Identify the correct statement regarding the process of denaturation.

The three structural components of a nucleotide are a pentose, a phosphate group, and a ________ base.

The molecule NO is known as

Glycoproteins and proteoglycans are combinations of amino acids and

If an element is composed of atoms with an atomic number of 6 and a mass number of 14, then a non-isotopicatom of this element contains

When two monosaccharides undergo a dehydration synthesis,

Water has the ability to dissolve polar covalent molecules like sucrose by