Cell Biology and Micro-biology

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  • Created by: Lauren
  • Created on: 27-05-15 18:15

1. the process by which a plasmid can be transferred from one bacterial cell to another is termed what?

  • transconjugation
  • transcription
  • transphosphorylation
  • translation
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Other questions in this quiz

2. Which of the following molecules are only found in bacterial cells?

  • Chitin
  • Phosopholipid bilayer
  • Peptidoglycan
  • Cellulose

3. Comparison of molecular sequences would suggest that chloroplasts are the most closely related to the following group of bacteria

  • Bacteriodetes
  • Cyanobacteria
  • Gammaproteobacteria
  • Alphaproteobacteria

4. The base adenine (A) of the DNA of the bacterium Salmonella enterica forms 23.9% of its composition. which of the following is most likely the base composition of the genome given C is cytosine, G is guanine and T is thymine?

  • C=26.1% G=26.1% and T=26.1%
  • C=26.1% G=26.1% and T=23.9%
  • C=23.9% G=23.9% and T=23.9%
  • C=23.9% G=26.1% and T=26.1%

5. Cyanide is an example of a class of poisons reffered to as respiratory chain blockers. The action of a respiratory chain blocker is best described as which of the following?

  • Prevents electron flow via respiratory complexes
  • Make membranes impermeable to protons
  • Make membranes permeable to protons
  • Prevent proton flow through ATP synthase

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