Download Secret of Photo 51

Name: ________________________________ Date: ________
Mr. Kent, JFK High School
Secret of Photo 51
1. Why is DNA called the blueprint for all life on earth?
2. Who are Francis Crick
a. James Watson
b. Rosalind Franklin
c. Maurice Wilkins
3. How did Rosalind Franklin’s remarkable X-ray image of DNA lead
to one of the greatest discoveries in science, and, some believe,
to one of its greatest injustices?
4. Why did James Watson call his book The Double Helix?
5. Why did Rosalind Franklin die from her work on DNA?
6. What is X-ray crystallography?
7. What method did Watson and Crick use to try to discover the
structure of DNA?
8. Why did they need Franklin’s X-ray crystallography?
9. Describe Oswald Avery’s experiment with DNA from a diseasecausing strain of bacteria and a harmless strain.
10.What are the parts of DNA?
11. What parts of DNA leads to genetic diversity?