6.3 Cells Flashcards
1
Q
What is active transport
A
When molecules need to move from a low concentration to a high concentration, which requires ATP.
2
Q
What is simple diffusion
A
When nonpolar, hydrophobic molecules move from a high concentration to a low concentration
3
Q
What is facilitated diffusion
A
When polar, hydrophilic molecules move from a high concentration to a low concentration
4
Q
What is osmosis
A
Osmosis is the movement of water
