Question

Which is a part of the cell theory?

A.cells come from pre-existing cells

B.cells have a nucleus

C.organisms with one cell must be seen with a microscope

D.organisms must have more than one cell to live

Answer 1

The answer is option A.

Step-by-step explanation:

Cell theory is the historic scientific hypothesis, now all around acknowledged ,that living beings are made up of cells, that they are the fundamental basic hierarchical unit everything being equal, and that all cells originate from prior cells.

Answer 2

It would be letter A - cells come from pre-existing cells.

Cell theory is the historic scientific theory, now universally accepted
- that living organisms are made up of cells,
- that they are the basic structural/organizational unit of all organisms,
- and that all cells come from pre-existing cells.