CP Unit 2 Exam Review

Front

What happens to a cell placed in a hypertonic solution?

Back

It shrivels.

Front

What is internal regulation?

Back

Proteins/actions of the cell that react to changes within a cell.

Front

What type of cellular transport requires energy?

Back

Active Transport.

Front

What is a hypotonic solution?

Back

A solution with a lower concentration of solutes than another solution.

Front

What has NOT happened by the end of prophase?

Back

Chromosomes have lined up in the middle of the cell.

Front

What is diffusion?

Back

The movement of molecules from an area of higher concentration to an area of lower concentration.

Front

What is osmosis?

Back

The diffusion of water across a selectively permeable membrane.

Front

What is facilitated diffusion?

Back

The process of passive transport of molecules across a cell membrane via specific transmembrane integral proteins.

Front

What is active transport?

Back

The movement of molecules across a cell membrane from a region of lower concentration to a region of higher concentration, requiring energy.

Front

What is a solution?

Back

A homogeneous mixture composed of two or more substances.