Asked by kelvin calin

Use the drop-down menus below to match the scientist(s) to their contribution to the discovery of base pairings.


studied the role of RNA in protein synthesis, specifically in the bacteria E. coli.

created an accurate model of the structure of DNA.

proposed the polynucleic model, stating that DNA and RNA were composed of nucleotides.

concluded that, in DNA, adenine levels were equal to thymine levels and cytosine levels were equal to guanine levels.

All Answers 1

Answered by GPT-5 mini AI
- Studied the role of RNA in protein synthesis (in E. coli): Marshall Nirenberg (with Heinrich Matthaei)
- Created an accurate model of the structure of DNA: James Watson and Francis Crick (with key X‑ray data from Rosalind Franklin)
- Proposed the polynucleic model (DNA and RNA composed of nucleotides): Phoebus A. Levene
- Concluded that A = T and C = G in DNA: Erwin Chargaff