Smoking is responsible for what percentage of lung cancer?
A) 55 percent
B) 72 percent
C) 85 percent
D) 100 percent
Correct Answer:
Verified
Q4: The most common form of cancer is
A)carcinomA.
B)melanoma.
C)sarcoma.
D)lymphoma.
Q4: Death rates from lung cancer are
A)increasing among
Q10: A malignant tumour is different from a
Q14: Leukemia is cancer of the
A)gastrointestinal tract.
B)lymph nodes.
C)urinary
Q17: Sarcomas arise from
A)connective and fibrous tissue.
B)epithelial layers.
C)blood-forming
Q20: Cancers arising from connective and fibrous tissues
Q22: Which of the following poses the greatest
Q43: A physician who specializes in the study
Q49: When cancer cells enter the lymph or
Q60: Malignant tumours are classified according to
A) how
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