The disorder that may occur when the cell cycle is disrupted and can result in the uncontrollable division of cells within the body is called what?

a) aids
b) multiple sclerosis
c) cystic fibrosis
d) cancer

American scientist, linus pauling, was one of many scientists racing to discover the molecular structure of dna. pauling initially thought that the molecule was a triple helix. later, james watson and francis crick unveiled their double helix model, which turned out to be an accurate description of the molecule's shape. why did watson and crick succeed when pauling failed?