Watson and Francis Crick presented their molecular modeling analysis of the DNA X-ray diffraction patterns to suggest that the structure was a double-helix.Although the `B-DNA form' is most common under the conditions found in cells, it is not a well-defined conformation but a family of related DNA conformations that occur at the high hydration levels present in living cells.. 
Oríṣìíríṣìí èrò ló ń gba ọkàn mi bí mo ti ń wo díńgí yìí lọ.. 