New answers tagged

2

The standard text-book answer to this question is illustrated by the cover illustration of one edition of, well, the standard text book which I reproduce alongside an image taken from a teaching site of my own in which you can view several different aspects of the double-helix in 3D. [Views of DNA looking ‘down’ the axis of the helix. On the book cover the ...


0

One is tempted to answer that the helicity confirms a higher stabilty in respect to possible forces trying to separate the two strands. However, the logic of teh question (and such answer) is faulty, as it implies that there is a non-helical alternative to double helix, and that the helical form was evolutionarily selected. I doubt that this is the case (let ...


Top 50 recent answers are included