Final answer:
Modified segregative cell division in Cladophorales represents an altered form of cellular separation that involves specific changes to the usual cell structure and division process.
Step-by-step explanation:
The Cladophorales divide cells via Modified segregative cell division refers to an altered form of cellular separation that differs from the standard mitotic process. In typical plant cell division, the cell plate is formed during cytokinesis by the fusing of Golgi vesicles at the metaphase plate; this essentially constructs the new cell walls that eventually separate into two daughter cells. This cell division process has distinct stages, including DNA duplication, segregation of duplicated chromosomes, and division of the cytoplasmic contents, with the formation of a septum in some cases. Modified segregative cell division, as observed in Cladophorales, is a type of division with specific changes to the normal architecture or sequence of events involving cell structures during cytokinesis.