Prokaryotes and Eukaryotes Are Primarily Distinguished by the Absence or Presence

question 70

Multiple Choice

Prokaryotes and eukaryotes are primarily distinguished by the absence or presence of internal membrane-enclosed 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.

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