Collagenous fiber, elastic fibers and, Gel - Like substance. in which all of these commonly contain fat cells.
Answer: Triglycerides, cholesterol and other essential fatty acids--the scientific term for fats the body can't make on its own--store energy, insulate us and protect our vital organs. They act as messengers, helping proteins do their jobs
Explanation:
Although now it causes more harm than good because it doesn't really have a purpose, it is believed it once was used for humans to digest bone.
