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.
Hi there! There are like 3 different types . Junior,Middle and Senior. When you will go and and get a job if you want to .. you would be Junior most likely . Junior get less salary and need to be like trained and need help with most things . Middle level is like get the middle salary and can do things or reach them out and do it . He/she might get stuck sometimes or something which can take time so he/she might ask senior.