Other contributors have said "3 forms of passive transport?" is the same question as "What are the three forms of passive transport?" If you believe that these are not asking the same thing and should be answered differently, click here
when diffusion occurs it is because the substance is trying to reach equilibrium, where everything is equally spread out on both sides of a cell membrane. things naturally want to be at equilibrium...
1. facilitative diffusion-transport proteins provide a pathway for certain molecules to pass 2. osmosis-the passive transport of water across a selectively permeable membrane 3. diffusion- the net...