DNA: The Secret of Photo 51
Name:
Biology 2010-2011
Date:
_____________ Period: ______
Essential Question: How was the structure DNA discovered by scientists?
Background:
Fill in the boxes below as you are watching the video “DNA: The Secret of Photo 51”(NOVA).
Who is this?
What role does she play in this documentary?
What is this?
What role does it play in this documentary?
Who is this?
What role does he play in this documentary?
Who is this?
What role does he play in this documentary?
Who is this?
What role does he play in this documentary?
Who is this?
What role does he play in this documentary?
Analysis:
1. Who was responsible for the famous X-ray photo? _______________ __________________
2. At 30 years old, she unwittingly joined the ________ to unravel the secret of ___________.
3. DNA: The ____ shape in the middle is the diffraction signature of a _______________.
4. The photo shows that each twist of the helix contains ______ units.
5. The ____________________ tells that there are 2 chains running in _______________
directions.
6. Rosalind Franklin approved of Watson & Crick’s latest _____________, only she had no idea how
much of her ____________ contributed to it!
7. For Rosalind Franklin, the joy of ______________ was in the work itself & its ultimate reward,
the betterment of _____________________________.