Read the summary and the most important questions on Health and diesases

• 1 comunnicable disease

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• IS athletes foot communicable

  yes

• Helicobacrer pylori  are acid- tolerant bacteria which and damage muscus lining. Suggest how an infection with helicobacter pylori might result in a stomach ulcer developing.

  It could cause a stomach ulcer because it damages the mucus lining and the stomach is expose.

• Heliobacter pylori can also cause stomach cancer. describe how a person with this could also develop liver cancer.

  its muliglint can spread to other organ via blood forming second tummer

• 1.1 Health

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• what can cause major cause of ill health

  Comunnicable and non communicable diseases

• 1.1.1 Growing bacteria in a lab

• Why do scientist grow bacteria in labs

   Because the bacteria will have everything it need to grow properly

• What does agar gel do

  It is important for setting up bacteria culture because culture miccroorangism help nutrient broth solution

• Why is bacteria grown at 25c

  Because otherwise it would be a high risk of growing out of control

• 1.1.1.1 dangerous pathogens

• what are petri dishes not open before incubation

  Because the mircoorangism need to grow

• 1.1.1.1.1 Preventing bacteria growth

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• What are ways of killing bacteria

  using disinfection (bleach) and antiseptic

• Why can't we use disaffection around people

  because the chemcials are dangerous to humans