There are globular protein regions, which are hydrophilic. These regions allow water and water soluble substances through, but only if

Some common words found in the essay are:
, Transport Active, Model Fluid-, active transport, substances move passive, passive transport diffusion, fluid mosaic, MODEL YAY, move passive transport, fluid mosaic model, transport diffusion, called fluid, passive transport, mosaic model, substances move, move passive, soluble substances, requires atp,
Approximate Word count = 226
Approximate Pages = 1 (250 words per page double spaced)