Answer:Sugar molecules contain carbon, hydrogen, and oxygen: Their hydrocarbon backbones are used to make amino acids and other carbon-based molecules that can be assembled into larger molecules (such as proteins and DNA)
Answer:
I think it's A hope that's right
To identify the role of carbon dioxide production, breathing rate, and heart rate in determining the rate of cellular respiration<span>. </span>Cellular respiration<span> is a chemical reaction that occurs in your cells to create energy; when you are </span>exercising<span> your muscle cells are creating ATP to contract.</span>
Cellular respiration. Hope that helps :)