Rosalind Franklin is known for taking the crucial photo of DNA that led to the discovery of its structure. But she contributed far more than a photo: Her research provided many of the clues needed to build the first accurate model of DNA, and she made important discoveries about the structure of RNA and viruses.
- Size: 1.25" D, 16" chain with 4" extender
- Includes a fold-out card with Franklin's story
- Nickel-free
