You are presented with the question "cancer is characterized by cells doing what out of control?" and the following answer choices: 
- massive damage
 - smoking tobacco
 - destroying
 - replicating
 - Localized damage
 - failing
 - disappearing
 - Smoking

Now knowing that cancer is a disease in which cells divide out of control and cancer is a family of diseases that is characterized by cells that replicate too rapidly, choose the best answer.


 

    replicating     