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Unformatted text preview: given time, or the total number of cases in the population, divided by the number of individuals in the population. It is used as an estimate of how common a condition is within a population over a certain period of time. 6. Mutagens : chemicals that cause mutations 7. Teratogens : are chemicals that interfere w/ normal tissue development and cause birth defects 8. 9....
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- Winter '08