Osmosis and diffusion

Front

Cellular transport is the __________ of materials through the cell membrane.

Back

movement

Front

Selects or chooses what materials may pass through (or permeate) the cell membrane.

Back

semi permeable

Front

What does equilibrium mean?

Back

balance

Front

All of the following need to get into a cell EXCEPT

Back

waste

Front

The cell membrane of this cell is permeable to water but not to dissolved materials (salts). What will immediately happen when the cell is placed into this solution?

Back

Water will flow out of the cell.

Front

What is osmosis?

Back

The movement of water molecules through a semi-permeable membrane from an area of low solute concentration to an area of high solute concentration.

Front

What is diffusion?

Back

The movement of particles from an area of high concentration to an area of low concentration.

Front

What is a semi-permeable membrane?

Back

A membrane that allows certain substances to pass through while blocking others.

Front

What happens to a cell in a hypertonic solution?

Back

Water moves out of the cell, causing it to shrink.

Front

What happens to a cell in a hypotonic solution?

Back

Water moves into the cell, causing it to swell.