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Plant cell wall participate in varieties of functions:

  • Provides structural and mechanical support
  • Determine cell shape
  • Resists water pressure by preventing the cell membrane from bursting
  • Controls rate and direction of cell growth
  • Responsible for plant architecture and control plant morphogenesis
  • Participate in metabolic role
  • Storage carbohydrate
  • Acts as a physical barrier - protect against pathogens, dehydration, environmental factors etc.
  • A source of signalling in plants
  • Play a role in cell-cell interactions