Q. Consider the following table comparing cell types:
FeatureProkaryotic CellEukaryotic Cell
I. NucleusAbsentPresent
II. RibosomesLargerSmaller
III. OrganellesLacks MitochondriaContains Mitochondria
IV. Cell WallChemically simplerChemically complex
How many rows in the table above correctly match the features of the cell types?

[A] Only one

[B] Only two

[C] Only three

[D] All four

Answer: B
Notes:

Explanation:

  • Rows I and III are correct.
  • Row II is incorrect: Prokaryotes have smaller ribosomes; Eukaryotes have larger ribosomes in the cytoplasm.
  • Row IV is incorrect: Prokaryotic cell walls (Peptidoglycan) are chemically more complex than the cellulose-based walls of plants.
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