About the field of Oral Biology: The general field of biology encompasses an extremely wide range of fields and specializations since all life can fall under this general category. Oral biology relates to the study of the mouth and is more frequently studied either in a dental hygiene or dentistry or post doctoral dentistry capacity. However, some people prefer an approach that will prepare them for research or teaching that is more theoretical rather than hands-on. These programs would tend to fall under the category of oral biology. Related fields include: cancer biology , cellular/molecular biology , conservation biology , developmental biology , ecology , evolutionary biology , marine biology , microbiology/immunology , neurobiology , structural biology , anatomy , anesthesiology , biochemistry , bioengineering , bioethics , biomedical sciences , biometrics or biostatistics , chemistry , clinical laboratory sciences , epidemiology , genetics , genetic counseling , health sciences , and human_development . Cancer biology can also provide a good foundation for those interested in becoming medical doctors or pursuing medical research . Some programs also tend to have a business application such as those in the biotechnology or medical informatics .