Examlex
Electrons are located in the __________ of an atom and they have an electrical charge that is __________.
Phosphorus
A chemical element essential for life, involved in numerous cellular processes and a critical component of DNA and bone mineral.
Pollution Prevention
The practice of reducing or eliminating waste and pollutants at their sources, prior to recycling, treatment, or disposal.
Freshwater Lake
A large body of standing water that contains low concentrations of dissolved salts, distinct from sea water, providing habitat for a diverse range of organisms.
Cultural Eutrophication
The process by which water bodies become enriched with nutrients from human activity, leading to excessive growth of algae and deterioration of water quality.
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