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Select one of the following major contaminants as the topic of this assignment:
- benzene
- lead
- chromium
- mercury
- arsenic
Write a 700- to 1,050-word paper addressing the following regarding your chosen contaminant:
- The contaminant
- The sources of the contaminant
- Physical properties of the contaminant
- The routes of exposure--absorption--for the contaminant
- The pathway of distribution--transport--for the contaminant
- The uptake of your contaminant across the cell wall or membrane