These 10 animal facts will amaze you. The face of farming and agriculture has changed drastically over the past 100 years. At the beginning of the 20th century, over 70% of the population of the United States lived and worked on farms, but by 2008, the figure had dropped to less that 3%.
During this process, glucose from food is broken down into carbon dioxide and water, and energy is released. The process of releasing energy from food is called respiration, or cellular respiration as it is a series of steps that take place within living cells. It is important to not confuse respiration, or oxidizing glucose, with breathing.
Glucose oxidation is a chemical process that provides energy for an organism to carry out all of its required activities. During this process, glucose, a simple sugar molecule obtained from food, is broken down into carbon dioxide and water. strand of DNA, which is created by the energy that is produced through glucose oxidation. Mitochondria use the by-products of glucose oxidation to produce ATP. Water molecules are one product of glucose oxidation.