Note also that DNA with a "left-handed" twist, as this has, is a special kind of DNA known as Z-DNA. The DNA molecule is made up of four bases -- adenine (A), cytosine (C), guanine (G), and ...

We have built a prototype set of Borromean rings from DNA by mixing B-DNA and Z-DNA in a specific fashion. In a second use of Z-DNA, we have constructed a DNA nanomechanical device. The device ...

What did the duo actually discover? Many people believe that American biologist James Watson and English physicist Francis Crick discovered DNA in the 1950s. In reality, this is not the case.