Which of the following is a good reason for why tobacco smoke is considered a carcinogen?

Tobacco smoke is made up of over 7000 chemicals, with 70 known to cause cancer.

Organism, organ system, organs, tissue, cells

When a virus infects a host cell, it uses the cell's machinery to make copies of its own genetic material in a process called replication. finally, during the process of self-assembly, that protein shell and the copies of the virus's genetic material are assembled into new viruses.