How do initiator carcinogens differ from tumor promoters?

In a cell with existing mutations, how do tumor promoters facilitate cancer progression?

How does tobacco act as a carcinogen?

How does human papillomavirus contribute to cancer development?

Which lifestyle choice is most likely to increase cancer risk?

How does hepatitis B contribute to cancer development?

A cell is exposed to extracellular factors that inhibit DNA repair. What is the likely consequence?