Also called freight ton . a unit of volume for freight that weighs one ton, varying with the type of freight measured, as 40 cubic feet of oak timber or 20 bushels of wheat. 3. metric ton. 4. displacement ton. 5. a unit of volume used in transportation by sea, commonly equal to 40 cubic feet (1.13 cu. m).
When in a biological process, less specialized cells evolves into more specialized ones, the process is called as cell differentiation. This process is mostly seen in multicellular organisms.
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.