The stage in a cell’s life cycle in which the cell performs its normal functions and prepares for division is called

Before a cell divides, its DNA must be replicated to

Energy is released when ATP is broken down into ADP.

Which biological catalyst lowers the activation energy of a reaction?

Levels of Organization: List the levels in order (from the lowest to the highest)   (lowest level) [a] [b] [c] [d] [e] organ [f] (highest level) [g]

[a] – combined atoms

What is NOT a function of the plasma membrane?

Mitosis is to somatic cells as meiosis is to ________ cells.

Cells may lyse when placed into a hypertonic environment.

[a] – the study of life; one of its goals is to discover the unity and patterns that underlie the diversity of living organisms.