Thus, cell-division cycle is an essential process by which a single-cell fertilized egg develops into a mature organism and the process by which hair, skin, blood cells, and some internal organs are formed.
Norwegian Cruise Line's Norwegian Breakaway, the largest cruise ship ever to home port year-round in New York City, offers three live Browdway performances. It also showcases comedy, jazz & blues club, dueling piano bar. View the slideshow above to explore the world's 10 mega-ships.
The world's largest upper premium cruise line, Oceania boast five ships - the 684-passenger Regatta, Insignia and Nautica and the 1250-passenger Marina and Riviera - that offer the utmost in service and class.