If it is assumed that the bases only occur in the structure in the most plausible tautomeric forms (that is, with the keto rathe
r than the enol configurations) it is found that only specific pairs of bases can bond together. It has been found experimentally that the ratio of the amounts of adenine to thymine, and the ratio of guanine to cytosine, are always very close to unity for deoxyribose nucleic acid.
—"A Structure for Deoxyribose Nucleic Acid,”
J.D. Watson and F.H.C. Crick
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Why is the verb voice appropriate for this passage?
Beowulf by seamus heany is a book that tell a fantanstic story that tells about and incredible hero the pourpose of the story is to prove the importance of herosim