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 ...

Later, in 1960, the discovery that an RNA molecule and a DNA molecule could form a hybrid ... these RNAs all share the same basic single-stranded chemical structure with, in some cases, higher ...

The way the body ages could be more resilient than previously thought, a new study suggests.

In the double helix structure of DNA, thymine forms a base pair with adenine through ... with adenine and its presence in the genetic code highlight its significance in molecular biology.