Which of the following is true about cells? A. In general, eukaryotic cells do not have a true nucleus or membrane-bound organelles,
whereas prokaryotic cells contain both a nucleus and organelles enclosed by
membranes.
B. Both eukaryotic cells and prokaryotic cells always contain both a true nucleus that is
well-defined and organelles that are separated from the cytoplasm by membranes.
C. Neither prokaryotic cells nor eukaryotic cells ever contain both a true nucleus that is
well-defined and organelles that are separated from the cytoplasm by membranes.
D. In general, prokaryotic cells do not have a true nucleus or membrane-bound
organelles, whereas eukaryotic cells contain both a nucleus and organelles enclosed
by membranes.