Complex sentence: These functions are necessary in cells in order to divide and regenerate tissues, and play a maintenance role in homeostatic functions, but the overabundance of Aurora kinases allows for uncontrolled cellular division, resulting in cancer.
Split into simpler sentences: These functions are necessary in cells in order to divide and regenerate tissues, and play a maintenance role in homeostatic functions. However, the overabundance of Aurora kinases allows for uncontrolled cellular division, resulting in cancer.