According to PAP, citing information from the scientific journal Nature, a covalent bond that requires only a single electron ...
DNA and RNA are composed of nucleotides that are linked to one another in a chain by chemical bonds ... nucleotide forms an ester bond with the free hydroxyl on the 3' carbon of the next nucleotide.
It is not often that chemists create a new kind of chemical bond, but they have just done it. A covalent bond that relies on ...