ORF

See open reading frame….

List of Biology Words Starting with O

…enzyme hypothesis oocyte oogamy oogenesis oogonia opal codon Open pollination open reading frame operator operculum operon Opiates optic chiasm optic nerve Optimization orbital Orchiectomy order of operation ORF organelle organic organic chemistry organism organogenesis ori site origin of replication Orphan Drug orphan gene orthologous genes orthologues osmolality osmolarity osmole osmolytes osmoregulation osmos…

URF

Unassigned reading frame. An open reading frame (ORF) whose function has not yet been determined….