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 most expensive cruise ship roaming the seas today is owned by Royal Caribbean International, the world leader in luxury cruises. Allure of the Seas is the largest and most expensive passenger ship ever built. It is only two inches longer than its little sister, Oasis of the Seas.