Scientists

Question 1

Discovered “transformation” in strains of Streptococcus pneumoniae

Answer 1

Griffith

Question 2

Used x-ray crystallography to conclude that DNA was some kind of helix

Answer 2

Rosalind Franklin

Question 3

Discovered that A=T & C=G

Answer 3

Chargaff

Question 4

First to describe the correct structure of DNA (= double helix)

Answer 4

Watson & Crick