Which of the following is NOT a principle of the cell theory?

Question

Which of the following is NOT a principle of the cell theory?
Cells are the basic units of life.
Very few cells reproduce.
All cells are produced by existing cells.
All living things are made of cells.

Answer 1

The statement that is NOT a principle of the cell theory is "Very few cells reproduce."

The cell theory consists of the following key principles:

1. All living things are made of cells.
2. Cells are the basic units of life.
3. All cells arise from existing cells.

The reproduction of cells is a fundamental aspect of cellular biology, as cells can and do reproduce by division.