Pulic

?

1. Give the incorrect statement about endospores

  • they have a cortex containing peptidoglycans for strength
  • going from a vegetative cell to a spore is called germinaion
  • they are extremely resistant to heat
  • they form spores when the conditions become harsh
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2. Which is not a selective targets for drugs to treat fungal infections?

  • ergosterol
  • glucans
  • polysaccharides
  • chitin

3. Which of these is not a gram negative bacteria?

  • neisseria
  • M.tuberculosis
  • escherichia
  • pseudmonas

4. Which of these is incorrect regarding plaque formation

  • once the virus has been replicated, the host cell releases them (lysis) and is n longer needed
  • the host cell used is a bacteriophage (it's used for its metabolic ability)
  • viruses contain DNA and so a host cell is not needed
  • the 'plaque' is a structure found in bacteriophages which is the replicated virus

5. give the incorrect statement about flagella

  • their function is motility
  • they are are 2-8nm in diameter
  • they are helical
  • the number and distribution is variable
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