[Campbell Biology P.623] According to Figure 27.2 and its description, which statement accur... | Practice Question

According to Figure 27.2 and its description, which statement accurately describes a common shape of prokaryotes?

  • A: Bacilli are spherical prokaryotes that can occur in chains resembling bunches of grapes.
  • B: Cocci are rod-shaped prokaryotes that are usually solitary.
  • C: Spirochetes are corkscrew-shaped spiral prokaryotes.
  • D: All prokaryotes are either spherical or rod-shaped.

Explanation

Figure 27.2 c and its caption specifically state that 'Spiral prokaryotes include spirochetes shown here , which are corkscrew-shaped'. This directly matches option C. Options A, B, and D contain mischaracterizations of prokaryotic shapes as detailed in their feedbacks.