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.
At 226,963 tons, Royal Caribbean's new Harmony of the Seas is the largest cruise ship ever built. Harmony is a larger version of Royal Caribbean's Oasis of the Seas and Allure of the Seas, the previous size leaders in the cruise world.