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.
Royal Caribbean's Oasis of the Seas, the world's largest and most expensive cruise ship, makes her US debut at Port Everglades, Fort Lauderdale, in Florida. The Finnish-built 1,187ft long ship, which can carry up to 6,000 passengers on its 15 decks, boasts its own open air park and amphitheatre.