College / 28.06.2019 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 ... Continue Reading Share