In the mass spectrum of 2,6-dimethyl-4-heptanol there are prominent peaks at m/z 87, 111, and 126. Propose reasonable structures for these fragment ions.

answer: cellular respiration takes in food and uses it to create atp, a chemical which the cell uses for energy. usually, this process uses oxygen, and is called aerobic respiration. it has four stages known as glycolysis, link reaction, the krebs cycle, and the electron transport chain.