Diffusion & Osmosis

Front

How do molecules move during DIFFUSION?

Back

They move from an area of HIGH concentration to an area of LOW concentration.

Front

When a substance is evenly distributed throughout a space, that substance has reached:

Back

equilibrium

Front

Which of the following is an example of diffusion?

Back

All of the above

Front

The diffusion of water across a membrane is called:

Back

osmosis

Front

Which term best describes a cell membrane?

Back

Selectively permeable

Front

Cell membranes are important because they:

Back

regulate what enters and exits the cell

Front

Plant cells have:

Back

a cell wall AND a cell membrane

Front

Both diffusion and osmosis:

Back

are examples of passive transport

Front

Can only water cross our cell membranes?

Back

False

Front

A gummy bear placed in water for 24 hours would most likely...

Back

expand