Respiration is a function in which glusose and oxygen form energy. I do not know what the roots of words are.
what are the reactants of respiration and where do they come from
If by respiration you mean breathing, the substance coming in is oxygen.
Where I come from, we call it "snoring," though "dark respiration" is definitely a cooler descriptor.
Mitochondrion
Food.
36 ATP , H2O , and CO2
its aids us in respiration because it helps the food come out of our body
Glucose and oxygen enter a cell's cytoplasm for aerobic cellular respiration.
36 ATP , H2O , and CO2
rachel
it comes from the body
The breakdown of glucose to carbon dioxide and water occurs during glycolysis and aerobic respiration in cellular respiration. The carbon dioxide is a waste product.