HELLOTHEREFRIEND1234 HELLOTHEREFRIEND1234
  • 03-02-2021
  • Health
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Explain what are shields/body protection for the immune system.

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tyrrell19
tyrrell19 tyrrell19
  • 03-02-2021
The skin is the first ‘shield’ for the immune system as it acts as a barrier to harmful substances that try to enter our body. Shields are just ‘defence mechanisms’ that stop harmful pathogens from getting in the immune system and harming us
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