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 new ...

Nucleic acids are essential for all forms of life, and it is found in all cells. Nucleic acids come in two natural forms called deoxyribonucleic acid (DNA) and ribonucleic acid (RNA). Image Credit: ...