An interesting paper published in Nature by Evgenia et al. documents the ability of the DNA double helix to exist in a functional alternative form for 1% of the time, called an "excited state." What does this mean for neo-Darwinism?
What is particularly remarkable is that the base-pairs present in these alternative forms show the ability to break apart and come together again to form stable structures which are non-characteristic of Watson-Crick base-pairing (called "Hoogsteen base...
Published on February 01, 2011 16:51