- All embryo cells divide by the process of mitosis to become multicellular plants or animals. Without mitosis, embryos do not form.
- The development and growth of various organs of the organism takes place in the process of mitosis.
- All organelles in multicellular organisms divide by mitosis.
- Plant roots, stems and leaves grow in the process of mitosis.
- Cuttings, layering, grafting etc. are produced by division of mitosis.