138 Biochemistry Review

Front

What is the atomic number of Lithium (Li)?

Back

3

Front

How many protons are in a Lithium (Li) atom?

Back

3

Front

What are the three main components of a nucleotide?

Back

Sugar, phosphate group, nitrogenous base

Front

What is the primary function of lipids in biological systems?

Back

Energy storage, structural components of cell membranes, signaling molecules

Front

What is the role of enzymes in biochemical reactions?

Back

Enzymes act as catalysts to speed up chemical reactions without being consumed.

Front

What is the difference between saturated and unsaturated fats?

Back

Saturated fats have no double bonds between carbon atoms, while unsaturated fats have one or more double bonds.

Front

What is the charge of a neutron?

Back

Neutrons have no charge (neutral).

Front

What is the function of the active site of an enzyme?

Back

The active site is the region where substrate molecules bind and undergo a chemical reaction.

Front

What are the four main types of macromolecules in biochemistry?

Back

Carbohydrates, lipids, proteins, nucleic acids.

Front

What is the basic unit of life?

Back

The cell.