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since the purines ( adenine and guanine ) and the pyrimidines ( thymine and
cytosine ) have different shapes . The resulting backbone would have to show
minor inand - out buckles depending upon whether pairs of purines or
sugar sugar adenine thymine sugar sugar o su guanine cytosine The adenine -
thymine and guanine - cytosine base pairs used to construct the double helix (
hydrogen bonds are dotted ) . The formation of a third hydrogen bond between ...
He had just analyzed the DNA from the T2 , T4 , and T6 group of phages . For the
past two years this DNA was said to have the strange property of lacking cytosine
, a feature obviously impossible for our model . But Wyatt now said that he ...
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LibraryThing ReviewUser Review - tgraettinger - LibraryThing
Wonderful account of the discovery of DNA. Had almost the feel of a detective novel. It's a very easy, quick read. If you can find it, there is a video, "The Race for the Double Helix" aka "Life Story ... Read full review
LibraryThing ReviewUser Review - pramodghuge - LibraryThing
A very personal account by the author James Watson on how he and his colleague Francis Crick with the help of others beat Linus Pauling to win the coveted Nobel prize for identifying the structure of ... Read full review