Biologymedium · Past Paper
Which of these is NOT part of the cell theory as originally proposed?
AAll organisms are made of cells
BCell is the basic unit of life
CAll cells contain a nucleus
DAll cells come from pre-existing cells
✓ Correct Answer: C — All cells contain a nucleus
Prokaryotic cells do not have a nucleus, so 'all cells contain a nucleus' is not a tenet of cell theory.
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