What has been described a motor vehicle for one statutory purpose may not suit the purpose of another. In its customary meaning, a motor vehicle has the essential characteristics of a self-propelled contrivance designed for the carriage of persons or things. By definition, railway devices have been excluded.
Process in which one parent cell divides to form two single cells? That process is called Mitosis in regular cells and Meiosis in sex cells or asexual reproduction. Edit
Eukaryotes use a process called mitosis for dividing one cell into two cells. This is how it works. Mitosis: How the Cells Divide: Asexual cell division is called Mitosis. Very, very, very simply, this is how it works.