Example of a human karyotype: 23 pairs of homologous chromosomes (one pair is the homologous 'sex' chromosomes - in this case X and Y = a boy) III. Meiosis reduces chromosome number from diploid (2n) to haploid (n) 1 diploid cell (2n) cell becomes 4 haploid (n) germ cells (eggs or sperm).
closed plan. noun. 1. an office floor plan consisting of fully enclosed office spaces. Compare open plan.
closed. 1  having or forming a boundary or barrier: He was blocked by a closed door. 2  brought to a close; concluded: It was a closed incident with no repercussions. 3  not public; restricted; exclusive: a closed meeting; a closed bid at a private auction. 4  not open to new ideas or arguments.