Expand the word SMGA and write its uses.

Explanation

Skeletal Muscle Glycogen Analysis (SMGA) - Used to measure an Athlete's sporting performance by taking muscle biopsies. It is a standard method to measure muscle glycogen Muscle glycogen provides the main source of energy during anaerobic exercise. Furthermore, total glycogen stores within the body also contribute significantly to energy metabolism in endurance-type events lasting longer in duration. A single glycogen molecule may contain 5000 glucose units compared to that of 5000 individual glucose molecules.