If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content

Cell theory questions

Problem

Which of the following is NOT a premise of cell theory?
I. All cells arise from other cells.
II. All living cells require water for survival.
III. All living things are only composed of cells.
Choose 1 answer:
Choose 1 answer:
Stuck?
Stuck?