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.
Metabolism in the presence of oxygen. It can completely break down glucose to yield carbon dioxide, water, and energy in the form of ATP. aerobic zone. A level of activity that raises the heart rate to between 60 and 85% of maximum heart rate.