Hergert___Biology Secret of Photo 51 Video Notes 1. As WWII comes to an end, scientists race to discover the secret of __________________________ . 2. In the year ____________________ an X-­‐ray photo was taken of __________________. 3. Three scientists at the Royal British Society: a. ________________________________________________________ b. ________________________________________________________ c. ________________________________________________________ 4. _______________________________________ is responsible for the crucial X-­‐ray photo. 5. In 1962, A Nobel Prize is awarded to a. _______________________________________________ b. _______________________________________________ c. _______________________________________________ for their groundbreaking work in DNA. 6. Nobel Prize winner, ____________________________________________ wrote the book called ____________________________________________________, in the year ______________________. 7. Rosalind Franklin was born in ______________ London in _________________. 8. Franklin won a scholarship to study __________________ and ____________________ at Cambridge University. 9. While at school, Franklin enrolled in a new course called _______________________ crystallography. 10. It was in _______________________ that she perfected her work on X-­‐Ray diffraction. 11. Some would argue that DNA is the _____________________________________ for every cell in your body. 12. DNA was considered to consist of ______________________ and _________________________________ in long chains of some unknown shape. 13. It also contained just 4 other chemical ingredients called _________________________. 14. Franklin discovered there were ______________ distinct forms of DNA. 15. When did Franklin discover and present to colleagues about the two forms of DNA? 16. 20 DNA fibers bundled together are about the thickness of a ___________________________________________. 17. How long did it take Franklin to get her image of the double helix? 18. In what year did Franklin capture her sharpest image of DNA? 19. She called this image ______________________________________________________. 20. What characteristic told Crick that there were two chains running in opposite direction? 21. What year did Watson and Crick tell people they had discovered the secret of life? 22. What do you think? Was Rosalind Franklin given the proper recognition for her photo and the discovery it lead to? Should she have been more willing to share her work?