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
Human cell division is the process by which cells within the human body divide their chromosomes and split in to two daughter cells to sustain the organisms in which they reside. Cell division is also how humans, and the organs within them, grow. The process by which somatic, or body, cells divide is called mitosis. The steps that humans and animals undergo during mitosis are identical.