Rosalind Franklin and the Discovery of DNA's Structure Quiz

Who are the two renowned scientists known for the discovery of the DNA double helix?

• Rosalind Franklin and Maurice Wilkins

• James Watson and Francis Crick

• John Randall and Erwin Chargaff

• Oswald Avery and Rudolf Signer

What is the name of the X-ray image of DNA taken by Rosalind Franklin?

• X-ray DNA Scan

• Photograph 51

• Helical Snapshot

• Image A

Where did Rosalind Franklin work as a physical chemist?

• King's College London

• Central State Laboratory of Chemical Services in Paris

• University of Manchester

• Johns Hopkins University

Who was the deputy of John Randall at King's College London?

• Maurice Wilkins

• James Watson

• Francis Crick

• Nathaniel Comfort

What did Oswald Avery and his colleagues show in 1944 regarding DNA?

• DNA's ability to transform bacteria

• DNA's structure as a double helix

• DNA's resistance to mutations

• DNA's role in protein synthesis

What was the name of the US magazine for which Rosalind Franklin's draft news article was intended?

• Nature

• Science

• Time

• National Geographic

What did Rosalind Franklin focus on in her study of DNA's structure at King's College London?

• The B form

• The A form

• The C form

• The D form

What did Franklin understand both A and B forms of DNA to be initially?

• Linear structures

• Spiral structures

• Circular structures

• Helical structures

What did Franklin decide about the A-form structure of DNA by the middle of 1952?

• It was not actually helical

• It was a single strand

• It was a perfect double helix

• It was a triple helix

What did Crick write about Franklin's A-form image after the double-helix paper was published?

• It was confusing

• It was irrelevant

• It was worrying

• It was groundbreaking