| http://www.w3.org/ns/prov#value | - ? ??? ??? except near hydrothermal vents, the communities of the oceanic aphotic zone get their energy mainly from organic matter sinking from the photic zone ??? ??? ??? phytoplanktons ar the major photosynthesizers in the ocean photic zone ??? ??? ??? an economist monitoring the number of wolves in a wild refuge over a 5-year period is studying ecology at which level? population ??? ??? ??? fres
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