Which statement about carcinogens is TRUE? * 1)asbestos and tobacco smoke are known carcinogens
2)carcinogens are unavoidable
3)carcinogens can be inherited
4)cells divide more slowly after being exposed to a carcinogen

Select the correct answer. which statement applies only to the axial skeleton, not the appendicular skeleton? a. it contains a pivot joint. b. it has muscles attached that work in pairs. c. it contains red bone marrow. d. it possesses fossa for bone articulation. e. it protects the heart and lungs.