Biochemistry Review

Front

All matter is made of _________.

Back

atoms

Front

What does the nucleus of an atom contain?

Back

Protons and neutrons

Front

What is a negative ion called?

Back

anion

Front

What type of bond is responsible for bonding water, keeping DNA stranded, and for antibodies in a human?

Back

Hydrogen Bonds

Front

Which particles change the charge in atoms when ions are formed?

Back

Electrons

Front

What is the basic unit of life?

Back

Cell

Front

What is the pH scale used for?

Back

Measuring acidity or alkalinity of a solution.

Front

What is a covalent bond?

Back

A chemical bond formed by the sharing of electrons.

Front

What is an ionic bond?

Back

A chemical bond formed through the transfer of electrons.

Front

What are enzymes?

Back

Proteins that act as catalysts to speed up chemical reactions.