[to] one man, one place, one date." Laying the Groundwork: Levene Investigates the Structure of DNA Meanwhile, even as Miescher's name fell into obscurity by the twentieth century, other ...

But James Watson and Francis Crick's claim was a valid one, for they had in fact discovered the structure of DNA, the chemical that encodes instructions for building and replicating almost all ...

Watson and Crick's discovery of DNA structure in 1953 revealed a possible mechanism for DNA replication. So why didn't Meselson and Stahl finally explain this mechanism until 1958 ...