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 ...

Each of these things — along with every other organism on Earth — contains the molecular ... like structure described above, another key characteristic of double-stranded DNA is its unique ...

Levene Investigates the Structure of DNA Meanwhile, even as Miescher's name fell into obscurity by the twentieth century, other scientists continued to investigate the chemical nature of the ...