Mutations that lead to cancer usually occur in genes that control the cell cycle, and free radicals can mutate genes and eventually lead to cancer or cell death. Given these facts, what that eventually lead to cell death usually occur in genes that control the cell cycle among the following options:
- free radicals
 - acetic acid
 - free cells
 - A Greek letter
 - Localized damage
 - massive damage
 - radical animals
 - free animals


 

 free radicals        