Osmosis

• Osmosis is the net movement of water molecules across a partially permeable membrane, from a region of higher water concentration, to a region of lower water concentration.
• True or false? Osmosis is a special form of diffusion.

  true
• In living organisms, the partially permeable membrane is usually the ___________

  cell membrane
• Osmosis is the movement of which molecules?

  water
• True or false? During osmosis, water moves against the concentration gradient. 

  false
• What would happen to red blood cells if they were placed in pure water?

  They would gain water and swell
• Outside the cell ➔ inside the cell


  .