What is the process by which cells arise from preexisting cells according to the cell theory?

Step-by-step solution

According to the cell theory, cells arise from preexisting cells. The process by which this occurs is called cell division . Any sexually reproducing organism starts its life cycle from a single-celled zygote. Cell division does not stop with the formation of the mature organism but continues throughout its life cycle. The stages through which a cell passes from one division to the next is called the cell cycle. Cell cycle is divided into two phases called (i) Interphase – a period of preparation for cell division,