Best Answer: In humans there are two. Glycogen, which is a long chain carbohydrate made by polymerising glucose molecules together, is stored in the liver and, in small amounts, in the muscles. It provides a fast boost of energy for short intense exercise.
A freshman is 9th grade - 14 - 15 yrs. old. A junior is in the 11th year of school./ A senior is in the 12th and final year of high school. Ages vary but a junior is 16-17 years old and a senior is 17-18 years old. Junior is 11 grade, senior is 12 grade (for high school) A junior would be around 17 and a senior around 18.
freshman is a person in 9th grade, sophomore is a person in 10th grade, junior is in 11th grade and a senior is in 12th grade. senior - 12th grade. usually the 4th and the finally year of high school. I used to think a fresh man was a guy that worked at the fruit part of the supermarket.