Remember, Mr. Bones, the skeleton that graced the back of the biology room in high school and college? He was the lead character in many a great prank as well as the main player on the comprehensive exam. Though the popular plastic model has taught lots of kids about bones, we often think of “ bare bones” ( like his) instead of bone that is active, living tissue, which is continually remodeling itself through osteoblastic ( bone forming), and orthoclastic ( bone resorting) activity. Bone is not just a collection…