B2
- Created by: lisa
- Created on: 22-12-12 12:06
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- B2 keeping Healthy
- Bacteria are larger than viruses measuring 1-5 micrometers
- Yhe can cause illness such as TB, the plague , cytitis and tonsilitis
- Viruses are the smallest MO's measuring only 20-300 nonometres
- The cause flu,polio,colds ,AIDS and measles
- Fungi are the largest they can be over 50 micrometres
- They cause thrust, athletes foot and ringworm
- Only bacteria are killed by antibiotics
- In the right conditions bacteria can divide into 2 every twenty minutes
- They like warmth moisture and avaliable nutreients
- White blood cells make antibodies that sticks to the antigen markers on the microbe
- Antibodies are specific to certain antigens. Antibodies lable the microbes and can stick them together
- A person can be infected twice their white blood cell produce antibodies faster the second time
- Bacteria are larger than viruses measuring 1-5 micrometers
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