What Is Cellular Respiration In Simple Terms. Cellular respiration starts off with glycolysis in the cytoplasm or jelly like fluid that fills a cell. Cellular respiration definition cellular respiration is the process through which cells convert sugars into energy.
As we know the cell is the structural and functional unit of life and each cell requires energy to perform their functions. There are two types of respiration. Glycolysis is the first step of cellular respiration and commonly begins with the simple sugar glucose.
During cellular respiration glucose in the presence of oxygen is converted into carbon dioxide and water.
It includes glycolysis the tca cycle and oxidative phosphorylation. All living things respire. Cellular respiration starts off with glycolysis in the cytoplasm or jelly like fluid that fills a cell. 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.