osmosis

• What is osmosis?

  net movement of water molecules across a partially permeable membrane from a high to low conc
• what is water concentration? the amount of water that are dissolved in the water
• is the water concentration higher or lower if the solute concentration is higher? lower
• True or false? During osmosis, water moves against the concentration gradient?

  False- water moves down the concentration gradient (from high to low), not against it (from low to high).
• What would happen to red blood cells if they were placed in pure water?

  They would gain water and swell