Front

Movement of particles from high to low concentration

Back

Diffusion

Front

Process of water movement across cell membrane

Back

osmosis

Front

Selectively-permeable: The cell membrane controls what enters and exits.

Back

The cell membrane chooses what passes in and out.

Front

Highest concentration of BBQ smoke?

Back

In the BBQ grill

Front

Active transport requires energy.

Back

requires energy

Front

Passive transport is "passive" because it occurs WITHOUT

Back

energy.

Front

Example of an AUTOTROPH:

Back

Appletree

Front

Example of a HETEROTROPH:

Back

Bear

Front

Gas taken in by plants for photosynthesis

Back

carbon dioxide

Front

Product and by-product of photosynthesis?

Back

sugar and oxygen