In Afghanistan, the US-led international force still occupies more than 450 bases. In total, the US military has some form of troop presence in approximately 150 foreign countries, not to mention 11 aircraft carrier task forcesâessentially floating basesâand a significant, and growing, military presence in space.
Metabolism is the set of chemical reactions that occur in living organisms in order to maintain life. These processes allow organisms to grow and reproduce, maintain their structures, and respond to their environments.
Confidence votes 864. Metabolism refers to the total of all chemical reactions that occur in an organism. It is subdivided into catabolism and anabolism, which refer to reactions that break down and build up products respectively.nswer   The Scientific definition of metabolism is the rate in which the body makes or breaks chemical bonds.   Metabolism is the rate in which one's body burns off a â¦ nd utilizes calories.