Cancer cells divide more often than normal cells, and grow out of control, and cancer is an example of a mutation in cells. Given these facts, what divide more often than normal cells, and grow out of control among the following options:
- white blood cells
 - Most plants
 - hair cells
 - skin cells
 - Smoking
 - peachleaf willow
 - mutated cells
 - cigarettes


 

       mutated cells  