A good question is never answered. It is not a bolt to be tightened into place but a seed to be planted and to bear more seed toward the hope of greening the landscape of idea.
Bio: Richard E. Dickerson was the first to carry out a single-crystal structure analysis of B-DNA, with what has become known as the "Dickerson dodecamer": C-G-C-G-A-A-T-T-C-G-C-G.