Exam 2: The Chemical Basis of Life

When one atom loses an electron and another atom accepts that electron a(n) __________ bond between the two atoms results.

In living things, which of these is most important for regulating the rate of chemical reactions?

The macromolecules that function as the genetic material and are involved in protein synthesis are

A substance that increases the rate at which a reaction proceeds, without itself being changed or depleted is a

Glycogen and starch are examples of

Subatomic particles that possess a negative charge, and move around the nucleus of an atom are called

Glycerol and fatty acids are the building blocks for

When the hydrogen bonds that maintain a protein's three-dimensional shape are broken, the protein becomes nonfunctional, and is said to be

When there is an equal sharing of electrons between atoms, the bond that is formed is called:

Chemical reactions with the property of being able to proceed from reactants to products and from products to reactants are called

Enzymes function by

Nucleotides are the building blocks for

A solution with a greater concentration of hydroxide ions than hydrogen ions is

______ is a form of potential energy resulting from positions and interactions among subatomic particles.

Which of these is NOT a property of water that makes it useful for living organisms?

The atomic number of an atom is equal to

The chemical behavior of an atom is largely determined by

Energy

Covalent bonds occur when

A solution with a pH of 7 is considered to be