DNA (deoxyribonucleic acid) is the genomic material in cells that contains the genetic information used in the development and functioning of all known living organisms. DNA, along with RNA and proteins, is one of the three major macromolecules that are essential for life.
A doctor of osteopathic medicine (D.O.) is a fully trained and licensed doctor who has attended and graduated from a U.S. osteopathic medical school. A doctor of medicine (M.D.) has attended and graduated from a conventional (allopathic) medical school. The major difference between osteopathic and allopathic doctors is that some osteopathic doctors provide manual medicine therapies, such as spinal manipulation or massage therapy, as part of their treatment. After medical school, both M.D.s and D.O.s must complete residency training in their chosen specialties.
Top 10 facts about the world. A doctor of osteopathic medicine (DO) is a physician with training that differs slightly from that of a medical doctor with an MD. He or she is equally educated, with four years of undergraduate training, four years of medical schools, and additional years if he or she chooses to specialize.