What does the term "5 prime to 3 prime" signify in the context of molecular biology?

In molecular Biology, the term "5 prime to 3 prime" refers to the direction in which genetic information is read and synthesized in DNA and RNA molecules. It indicates the orientation of the nucleotides in a strand, with the 5' end being where new nucleotides are added during synthesis and the 3' end being where the synthesis ends. This directionality is important for processes like DNA replication and transcription.