Prokaryotic Cell Quiz
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Questions and Answers

What is one major difference between prokaryotic and eukaryotic cells?

  • Prokaryotes are generally much smaller in size (correct)
  • Eukaryotes lack organelles
  • Eukaryotes are generally much smaller in size
  • Prokaryotes contain numerous compartments
  • What is the size range of most bacterial cells?

  • ~10 μM to 100 μM in length
  • ~0.1 μM to 1 μM in length
  • ~1 μM to 20 μM in length
  • ~0.5 μM to 10 μM in length (correct)
  • What is an extreme example of a prokaryotic cell that is larger than a eukaryotic cell?

  • Salmonella enterica
  • Paramecium protist
  • Mycoplasma pneumoniae
  • Epulopiscium fishelsoni (correct)
  • What is the size difference between the largest bacterium and the smallest known bacterium?

    <p>Millions of times</p> Signup and view all the answers

    What is the fundamental difference between prokaryotic and eukaryotic cells?

    <p>Presence of membrane-bound compartments</p> Signup and view all the answers

    Why can small cells generally grow (reproduce) more quickly?

    <p>They have a higher surface area to volume ratio</p> Signup and view all the answers

    Which bacterium is commonly found in the human stomach and is the cause of the vast majority of stomach ulcers and stomach cancers?

    <p>Helicobacter pylori</p> Signup and view all the answers

    Which bacterium is the etiological agent of the common STD gonorrhea?

    <p>Neisseria gonorrhoeae</p> Signup and view all the answers

    Which bacterium is a common cause of 'food poisoning' worldwide?

    <p>Salmonella enterica</p> Signup and view all the answers

    Which bacterium is an important human pathogen, especially in the developing world, that causes profuse diarrhea and dehydration?

    <p>Vibrio cholerae</p> Signup and view all the answers

    Which bacterium is commonly found in the human stomach and often innocuous, but is the cause of the vast majority of stomach ulcers and stomach cancers?

    <p>Helicobacter pylori</p> Signup and view all the answers

    Which bacterium is a bacterial pathogen that causes Lyme disease and is transmitted by ticks?

    <p>Borrelia burgdorferi</p> Signup and view all the answers

    Which bacterium is used as a model system to study bacterial cell cycle and asymmetric cell division?

    <p>Caulobacter crescentus</p> Signup and view all the answers

    Which bacterium is a photosynthetic bacterium that does not produce O2 and is studied to understand the evolutionary origins of photosynthesis?

    <p>Chloroflexus aurantiacus</p> Signup and view all the answers

    What can affect many aspects of a bacterium's day-to-day life, including nutrient access/uptake, motility, and attachment to surfaces?

    <p>Cell shape</p> Signup and view all the answers

    What is the term for the change in shape of a bacterium?

    <p>Morphogenesis</p> Signup and view all the answers

    What is the size range of most bacterial cells?

    <p>0.5 μM to 10 μM in length</p> Signup and view all the answers

    What is the fundamental difference between prokaryotic and eukaryotic cells?

    <p>Presence of organelles</p> Signup and view all the answers

    What is an extreme example of a prokaryotic cell that is larger than a eukaryotic cell?

    <p>Epulopiscium fishelsoni</p> Signup and view all the answers

    What can affect many aspects of a bacterium's day-to-day life, including nutrient access/uptake, motility, and attachment to surfaces?

    <p>Cell shape</p> Signup and view all the answers

    What is the term for the change in shape of a bacterium?

    <p>Morphogenesis</p> Signup and view all the answers

    Which bacterium is the etiological agent of the common STD gonorrhea?

    <p>Neisseria gonorrhoeae</p> Signup and view all the answers

    What is one major difference between prokaryotic and eukaryotic cells?

    <p>Presence of membrane-bound compartments</p> Signup and view all the answers

    What is the size range of most bacterial cells?

    <p>1-5 micrometers</p> Signup and view all the answers

    What can affect many aspects of a bacterium's day-to-day life, including nutrient access/uptake, motility, and attachment to surfaces?

    <p>Cell shape</p> Signup and view all the answers

    Which bacterium is an important human pathogen, especially in the developing world, that causes profuse diarrhea and dehydration?

    <p>Vibrio cholerae</p> Signup and view all the answers

    Which bacterium is a photosynthetic bacterium that does not produce O2 and is studied to understand the evolutionary origins of photosynthesis?

    <p>Chloroflexus aurantiacus</p> Signup and view all the answers

    What is the fundamental difference between prokaryotic and eukaryotic cells?

    <p>Presence of membrane-bound compartments</p> Signup and view all the answers

    Why can small cells generally grow (reproduce) more quickly?

    <p>Higher surface area to volume ratio</p> Signup and view all the answers

    What is the size range of most bacterial cells?

    <p>1-5 micrometers</p> Signup and view all the answers

    Which bacterium is an important human pathogen, especially in the developing world, that causes profuse diarrhea and dehydration?

    <p>Vibrio cholerae</p> Signup and view all the answers

    Which bacterium is a common cause of 'food poisoning' worldwide?

    <p>Salmonella enterica</p> Signup and view all the answers

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