"The importance of deoxyribonucleic acid (DNA) within living cells is undisputed ... published shortly after the announcement of their proposed structure for the genetic material, has proven ...

A nucleic acid is a long molecule made up of smaller molecules called nucleotides. Nucleic acids were discovered in 1868, when twenty-four-year-old Swiss physician Friedrich Miescher isolated a ...

Nucleic acids are complex biological molecules that store and transmit ... to form the iconic double helix structure. RNA is usually single-stranded but can form complex secondary structures through ...

Saliva is a viable alternative source of nucleic acids. A new collection device offers stable and easy saliva collection for extracting both DNA and RNA from a single sample.