Bio B3 Diseases
- Created by: Hollydoll15
- Created on: 21-03-18 10:44
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How are diseases spread?
Human/Animals:
- Direct contact
- Airbourne
- Water
- Blood (bodily fluids)
- Food
Plants:
- Wind (seeds/pollen)
- Soil
- Water
- Insects/birds
- Sap
How diseases affect the cells?
Bacteria ~ toxins are produced that damage cells and tissues directly and make people ill.
Virus ~ live and reproduce inside cells, damaging the cells.
How to reduce the…
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