Spirochetes and Periplasmic Flagella
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Questions and Answers

What is the name of the flagellalike structures found in certain helical bacteria that are responsible for their motility?

  • Endoflagella
  • Periplasmic flagella (correct)
  • External flagella
  • Axial fibrils

In which part of the cell are the periplasmic flagella located in helical bacteria?

  • Cell membrane
  • Just beneath the outer cell envelope (correct)
  • Nucleus
  • Cytoplasm

What is another term used to refer to periplasmic flagella in helical bacteria?

  • Cytoplasmic flagella
  • Flagellar appendages
  • Axial fibrils (correct)
  • Flagellar tails

What is notable about spiroplasmas in terms of motility?

<p>Their motility mechanism is unknown. (B)</p> Signup and view all the answers

What is the current understanding regarding how periplasmic flagella achieve motility in spirochetes?

<p>The mechanism remains unclear. (B)</p> Signup and view all the answers

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