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The water source in Town X is contaminated with hazardous materials during a train derailment. Town X residents are grouped into low, medium, and high exposure, based on residential proximity to the spill, and then followed for 10years to determine if any illnesses occur. What type of study is this?

Respuesta :

lotterysenator

Answer:

the correct bet is "toxicity study"

Explanation:

The toxicity study describes the dose, nature, incidence, severity and the mechanisms of the toxic effects that damage our organism, in this case in the water of the X people, this study establishes the magnitude of the damage in exposure to living organisms.

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