This document discusses bone biology and its clinical correlates related to dentistry. It covers topics like facial skeletal development, tooth development and retention's influence on alveolar bone levels, orthodontic tooth movement, bone grafting, fracture healing, cellular growth mechanisms, embryologic bone formation, functional matrix theory of growth, and orthodontic tooth movement's effects on bone, pulp and periodontal ligament. It also presents a case study of a 10-year-old female patient with a left lower facial swelling and multilocular radiolucent lesion.