Moodle homeostasis notes
IB TOPIC 2.4 MEMBRANES Passive Transport (pages 38-40)
Diffusion: Movement of molecules from an area of high to low concentration Movement continues until equilibrium is reached –Equilibrium: molecules spread.
Passive Transport Passive transport: Cell spends no energy (ATP) to move molecules Does this kayaker need to spend his energy in order to move?
Getting Into and Out of Cells Cell Transport. Types of Cell Transport Passive Transport - no cellular energy required to occur - goes with the concentration.
