Movement in Cells Flashcards
1
Q
What is Diffusion?
A
The movement of particles from an area of higher concentration to a place of lower concentration
2
Q
What is Osmosis?
A
The movement of water molecules from an area of higher concentration to an area of lower concentration
3
Q
What is Active Transport?
A
The movement of particles from an area of lower concentration to an area of higher concentration. It requires energy and a carrier protein
4
Q
What is a concentration gradient
A
The difference in concentration of a substance between two different areas
5
Q
What is a selectively/partially permeable membrane?
A
A membrane that allows passage of small molecules of water and certain solutes but does not allow the passage of large solute molecules
6
Q
A
