Topics 2.1 + 2.2 - Organisation

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  • Large multicellular orgainsms develop systems for exchanging materials 
    • During its development, a multicellular organism's cells differentiate so that they can perform different functions
  • A tissue is a group og cells with a similar structure and function
  • Organs are made up of tissues, one organ may contain several tissues
  • Organ systems are groups of organs that perform a particular function
  • Muscular tissue contracts to bring about movement
  • Glandular tissue produces substanes such as enzymes and hormones 
  • Epithelial tissue covers some parts of the…


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