The problem is, while phytoplankton use carbon dioxide and produce oxygen during photosynthesis, bacteria use oxygen and give off carbon dioxide during respiration.
(phytoplankton; use; carbon dioxide) (phytoplankton; produce; oxygen; T:during photosynthesis) (bacteria; give off; carbon dioxide; T:during respiration) (The problem; is; ) Context(The problem is,List([0, 14))):(bacteria; use; oxygen)
The problem is,List([0, 14))
phytoplankton phytoplankton bacteria The problem bacteria
use produce give off is use
carbon dioxide
oxygen T:during photosynthesis
carbon dioxide T:during respiration
oxygen