Diffusion and Osmosis

Diffusion and Osmosis

1. Diffusion

   • Definition
     • Movement of molecules from a region of higher concentration to a region of lower concentration
   • In Gas
   • In Liquid

2. Osmosis

   • Definiton
     • Passage of water molecules from a region of high water concentration to a region of low concentration through a partially permeable membrane
   • COnditions
     • Difference in water concentration
     • Through a semi permeable membrane
   • In plant Cell
     • Have cell wall to prevent it from bursting
     • cell wall remains intact
   • In animal Cell
     • Do not have cell wall to prevent it from bursting

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