Clone may refer to Science Clone (B-cell biology), a process of immunological B-cell maturation Clone (genetics), in molecular biology, an exact replica of all or part of a macromolecule (for example DNA) Clone (plant), in horticulture and biology, any organism whose genetic information's identical to that of a "mother organism" from which it was created Clone (cell biology), a group of identical cells naturally derived from a common mother cell; of significance in vertebrate physiology, an… (More on Clone)