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.
DEFINITION of 'Closed Economy'. An economy in which no activity is conducted with outside economies. A closed economy is self-sufficient, meaning that no imports are brought in and no exports are sent out. The goal is to provide consumers with everything that they need from within the economy's borders. A closed economy is the opposite of an open economy, in which a country will conduct trade with outside regions.