<p>Since its discovery in 1963 the structure of double helix has become the icon of scientific developments and promises of solving the most important problems of humanity. When talking about genetic research people usually use language deriving from linguistics and information theory. Metaphors used in programs and articles about DNA and genetics in the field of popular science cause many misunderstandings and are favorable for ideological understanding on these phenomena. Meanwhile comprehending these concepts even on a basic level might in the near future be just as important as computer skills nowadays.</p