Question

causes of cancer in details​

Answer 1

Explanation:

Cancer is caused by accumulated damage to genes. Such changes may be due to chance or to exposure to a cancer causing substance. The substances thatcause cancer are called carcinogens. A carcinogen may be a chemical substance, such as certain molecules in tobacco smoke.

Answer 2

Answer:

increase in no of cells in any part of body called cancer.

mainly causes are tabacoo consuming genetic defect, life style related factor, also age gender