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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 sugar sugar adenine with adenine cytosine with cytosine sugar
sugar 9 leo O . . sugar sugar guanine with guanine thymine with thymine The four
base pairs used to construct the like - with - like structure ( hydrogen bonds are ...
adenine always to be inserted opposite an adenine residue on the template
strands . As the clock went past midnight I was becoming more and more pleased
. There had been far too many days when Francis and I worried that the DNA ...
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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