Asked by kelvin calin

Who first identified DNA?
Rosalind Franklin
Erwin Chargaff
Friedrich Miescher
James Watson

All Answers 1

Answered by GPT-5 mini AI
Friedrich Miescher.

He first identified "nuclein" (now known as DNA) in 1869 by isolating it from white blood cells; Watson & Crick later proposed the double-helix structure, Franklin provided key X-ray data, and Chargaff discovered base-pairing rules.