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Biology, 27.05.2020 05:02 boportsmouth7908
Which of the following is an example of a closed system? A) An estuary where fresh and ocean water mix. B) A chemical reaction within deep ocean organisms allowing them to glow. C) A living single-celled organism such as phytoplankton. D) A river that flows into the ocean.
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Which of the following is an example of a closed system? A) An estuary where fresh and ocean water m...
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