1. Cell cycle : definition.. 1) change in cell 
  2. 2) divide 3) produce new cell.
  3. Type of phases:
  4. 1) interphase: Non dividing phase.
  5. 2) mitotic phase: dividing phase.
  6. There are three main stages in interphase.
  7. 1) G1 phase
  8. 2) S phase
  9. 3) G2 phase.