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What changes can occur in an aquatic ecosystem as a result of nutrient loading? (Site 1)

Environmental differences within ecosystems are generally caused by

Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells

Diagram of the evolution of land plants?