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

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Which conditions are necessary for natural selection to occur? select all of the answers that apply. a. inheritable adaptations vary among individuals. b. the population size is increasing. c. more individuals are born than can survive. d. fitness varies among individuals. e. the environment changes suddenly and drastically.

When elements that form a mineral dissolve in hot water, they form a mixture called a(n) a)geode b)vein c)evaporation d)crystallization e)magma f)lava g)solution h)gem

Which term describes a normal value for something in the body? a. homeostasis b. set point c. feedback loop d. integration center