Causative factor: Smoking, and some other carcinogens cause your own cells to be irritated, transform, then become malignant , and then grow a mass and then can metastasize in the process of cancer.
Answered 4/5/2013
5.2k views
Increases risk: Only about 20% of lifelong smokers will develop lung cancer, so it doesn't cause cancer in everyone. Tobacco smoke interacts with genetic predisposition to lead to cancer.
Answered 1/13/2015
5.2k views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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