Levels of Organisation

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Levels of Organisation

Level One: Cells

  • Are the basic unit of structure and function in living things
  • May serve a specific function within the organism
  • Examples - blood cells, nerve cells, bone cells, etc

Level Two: Tissues

  • Made up of cells that are similar in structure and function and which work together to perform a specific activity
  • Examples - blood, nervous, bone, etc. Humans have 4 basic tissues: connective, epithelial, muscle, and nerve

Level Three: Organs

  • Made up of tissues that work…


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