SET 2 Chromatid a complex of DNA and protein. Cohesin complex of proteins holding replicated chromosomes together Diploid 2n somatic cells Haploid n sex cells or Gametes Karyotype the particular array of chromosomes of an organism Mitosis Division of the nucleus. results in daughter cells with identical DNA. Cytokinesis Division of the cytoplasm, cleavage of the cell into equal halves Meiosis is a special division that can produce sperm and egg cells. Prokaryotic cells the genome consists of a single circular DNA molecule.