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. Definition. adjective. (1) Of, pertaining to, having, or requiring the presence of air or free oxygen. (2) (biology) Requiring air or oxygen for life or survival, used especially to refer to aerobic bacteria. (3) (physiology) Pertaining to respiration occurring in the presence of oxygen, as aerobic respiration. Supplement.