movement into and out of cells Flashcards
1
Q
diffusion definition
A
the net movement of particles from a region of higher concentration to a region of lower concentration
2
Q
osmosis definition
A
the net movements of water particles from a region of high water potential to a region of low water potential through a partially permeable membrane
3
Q
rate of diffusion increases if..
A
temperature increases
distance decreases
surface area increases
concentration gradient increases
4
Q
active transport definition
A
the movement of particles through a cell membrane from a region of lower concentration to a region of higher concentration using energy released from respiration
