2. Which of the following descriptions concerning a cell is correct?
(A) A eukaryotic cell is enclosed by a membrane but a prokaryotic cell is not.
(B) A prokaryotic cell is usually larger than a eukaryotic cell.
(C) A eukaryotic cell contains membrane-enclosed organelles but a prokaryotic cell does not.
(D) Prokaryotic cells' genetic materials are chemically different than the eukaryotic cells' genetic materials.
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