Prokaryotes and Eukaryotes Are Primarily Distinguished by the Absence or Presence

question 28

Multiple Choice

Prokaryotes and eukaryotes are primarily distinguished by the absence or presence of internal,membrane-bound organelles.Are prokaryotic cells at an evolutionary disadvantage because they lack organelles?

• A) Yes; without organelles, prokaryotic cells cannot photosynthesize or respire.
• B) Yes; without organelles, prokaryotes are unable to bring together the reactants needed for biological reactions.
• C) No; although prokaryotic cells are comparatively less efficient than eukaryotic cells, they are still able to carry out the processes necessary for survival and reproduction.
• D) No; eukaryotic organelles are expelled each time the cell divides.