Scelta multipla
Which of the following types of bacterial cells would have only a single flagellum?
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26. Prokaryotes
Prokaryotic Motility
Scelta multipla
Which of the following is the organelle that spirochetes use to propel themselves?
A
Cilia
B
Flagella
C
Pili
D
Axial filaments
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Understand the structure of spirochetes: Spirochetes are a group of bacteria characterized by their unique spiral shape.
Identify the common structures used for movement in bacteria: Bacteria can use structures like cilia, flagella, pili, or axial filaments for movement.
Differentiate between these structures: Cilia are short, hair-like structures; flagella are long, whip-like appendages; pili are hair-like structures used for attachment; axial filaments are specialized structures found in spirochetes.
Focus on axial filaments: Axial filaments, also known as endoflagella, are located within the periplasmic space of spirochetes and are responsible for their corkscrew-like movement.
Conclude that spirochetes use axial filaments for propulsion, allowing them to move through viscous environments efficiently.
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