This schematic shows the secondary structure of two aptamers. The complex shapes formed by base pairing (black lines connecting G-C and A-T bases) allow aptamers to bind their targets with high ...

Nucleic acids are complex biological molecules that store and transmit genetic information in all living organisms. They are essential for the survival and reproduction of life on Earth. The two main ...

Transposable elements, or "jumping genes", were first identified by Barbara McClintock more than 50 years ago. Why are transposons so common in eukaryotes, and exactly what do they do? In addition ...

For instance, in a 1971 essay on the history of nucleic acid research ... while by an erroneous understanding of how the different elements in thymine and guanine (specifically, the carbon ...