How soon depends on the quality of embalming, burial container, burial location (such as mausoleum or in-ground). One funeral director I know exhumed a body 5 years after it was buried.
Definition: Aerobic metabolism is the creation of energy through the combustion of carbohydrates and fats in the presence of oxygen. The only byproducts are carbon dioxide and water, which your body disposes of by breathing and sweating.
Aerobic Respiration. Anaerobic Respiration. Definition. Uses oxygen to breakdown glucose in the body. Uses a respiratory electron transport chain but does not use oxygen as the electron acceptors. Cells that use it. Aerobic respiration occurs in most cells. Anaerobic respiration occurs in bacteria, yeasts, some prokaryotes, erythrocytes (red blood cells), and in muscle cells.