a. respiration of living organisms
D. absorption of CO2 from the atmosphere by ocean water
Oxygen consumptionIs your answer
Answer:
C
Explanation:
Meiosis is the creation of sex cells so it isn't A or B. Meiosis makes two different gametes that are not identical so it has to be C
Answer:
The presence of fecal coliform in aquatic environments may indicate that the water has been contaminated with the fecal material of humans or other animals. Fecal coliform bacteria can enter rivers through direct discharge of waste from mammals and birds, from agricultural and storm runoff, and from human sewage.
Explanation:
are in 
we can simply divide 
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