Cell/membrane/membrane transport/diffusion

POINT!

With diffusion, substances move from the high to low concentration area, decreasing concentration difference.

narrated animation

The molecules in the high concentration area diffuse to the low concentration area, decreasing the concentration difference.

Challenge Quiz

1.

With diffusion, molecules move from the high to low low to high  正解! concentration area.

2.

With diffusion, the concentration difference is decreased increased  正解!.