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Which resources are significantly polluted by heavy metals like mercury? a. soil b. water c. neither a nor b d. both a and b
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In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town
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Which resources are significantly polluted by heavy metals like mercury? a. soil b. water c. neithe...
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