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Use energy, Maintain homeostasis, and Composed of cells.
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:
Answer: By breathing out
Explanation: Breathing in oxygen and breathing out CO2.
(Cows also release CO2 by farting)
Hope this helped!
Mark Brainliest if you want!
Answer:It is because he did not know that plants absorb mineral elements from the soil and carbon dioxide from the air.
Explanation:
