From Wikipedia, the free encyclopedia. Werner syndrome ATP-dependent helicase also known as DNA helicase, RecQ-like type 3 is an enzyme that in humans is encoded by the WRN gene. WRN is a member of the RecQ Helicase family. Helicase enzymes generally unwind and separate double-stranded DNA. These activities are necessary before DNA can be copied in preparation for cell division (DNA replication).
James Cameron and 'MythBusters' Will Prove Rose Did Not Needlessly Let Jack Die in 'Titanic'. The director says it's not a question of room -- but that the plank wouldn't have stayed afloat under the weight of two people.
Rose and Jack as the Titanic hits the iceberg. Before they could be discovered, Jack and Rose escaped back to the upper decks. While they kissed passionately, they were watched admiringly by Murdoch and the crew in the crow's nest. Their escape proved to be just in time, because at that moment the Titanic encountered an iceberg.