Carbon dioxide is added to the atmosphere naturally when organisms respire or decompose (decay), carbonate rocks are weathered, forest fires occur, and volcanoes erupt. Carbon dioxide is also added to the atmosphere through human activities, such as the burning of fossil fuels and forests and the production of cement.
Answer: ingestion, propulsion, mechanical or physical digestion, chemical digestion, absorption, and defecation.
Explanation:
Eukaryotic cells can assemble into multi-cellular organisms. A.
Answer: It might be C and D, if I am right please brainlist me
Explanation:
Answer:
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Explanation:
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