Diffusion, osmosis and active transport Flashcards
1
Q
What does osmosis mean
A
The movement of particles in a liquid pass a semipermeable membrane up a concentration gradient
2
Q
What does diffusion mean
A
Diffusion is the movement of particles down a concentration gradient
3
Q
What does active transport mean
A
The movement of particles through a membrane up a concentration gradient. this action requires energy
