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Biology, 03.02.2020 08:55 leomcintyre12

Marine snow is
a. pieces of organic matter that were once part of living organisms
b. a mixture of living plankton
c. snow from land that has entered aquatic ecosystems
d. large salt crystals that have not dissolved in ocean water

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Marine snow is
a. pieces of organic matter that were once part of living organisms
b....

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