Question

1. according to the cell theory, what is the source of all new cells? a. pre - existing cells b. compounds of carbon, oxygen, and nitrogen c. individual cell parts, such as mitochondria d. cytoplasm and similar fluids

Explanation:

The cell - theory states that all cells come from pre - existing cells. This is one of the fundamental tenets of the cell theory. Other options like compounds of elements or individual cell parts are not the source of new cells according to the cell theory.

Answer:

a. pre - existing cells