The rate of lung cancer among african-american smokers is than it is among white smokers.

The rate of lung cancer among African to American smokers is thirty percent higher than it is among the white smokers. Even though both white and Africa to American men have similar rates of smoking, African to American smoke fewer cigarettes than white smokers. The likelihood of white women have cancer is high compared to African to American women. In addition, African to American are diagnosed with lung cancer at a very young age.

50% higher

Lung cancer is a kind of cancer that originates in one lung. Your lungs are couple porous organs in one's chest that exercise in oxygen while you inhale and discharge carbon dioxide while you exhale. Specialists think smoking produces lung cancer by infecting the cells that fill the lungs. When thou inhale tobacco smoke, which is charged with cancer-causing materials (carcinogens), alterations in the lung cells start most rapidly.

the answer will be a) proteins i believe