You are presented with the question "Mutations that lead to cancer usually effect genes that aid in what?" and the following answer choices: 
- illness
 - health
 - disease
 - blood transfer
 - chemotherapy
 - respiraration
 - mitosis
 - recovery

Now knowing that mutations that lead to cancer usually occur in genes that control the cell cycle and mitosis is part of the cell cycle, choose the best answer.


 

       mitosis  