Answer:
Human activities have a tremendous impact on the carbon cycle. Burning fossil fuels, changing land use, and using limestone to make concrete all transfer significant quantities of carbon into the atmosphere. ... This extra carbon dioxide is lowering the ocean's pH, through a process called ocean acidification.
Explanation:
Blue is the correct answer to that question from my math
<span>The process by which most living cells generate energy during the process of aerobic respiration. CO2 release takes place at the stage of krebs cycle.
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So according to above explanation
Krebs cycle , is the correct
answer
They would use a microscope to test it out.