Health, diseases and micro-organisms

Part ofBiology (Single Science)

  • Health, diseases and micro-organisms

    • Communicable diseases

      A communicable disease (usually caused by a microorganism such as bacteria, virus or fungus) can be passed from one organism to another.

    • Aseptic techniques

      Aseptic techniques are used when working with bacteria and fungi.

    • Defence mechanisms

      The body has adapted defence mechanisms to protect itself against the entry of microorganisms.

    • Non-communicable diseases

      A non-communicable disease is not passed from one organism to another. They are not infectious.

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