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Biochemistry General 581dc2f3

True about DNA structure:

A
Purines are adenne and guanine & pyrimidines are uracil and cytosine
B
Watson and Crick discovered structure in 1973
C
Deoxyribose-phosphate backbone with bases stacked inside
D
Mainly consists of left handed helix
High-Yield Explanation
C i.e. Deoxyribose-phosphate backbone with bases stacked inside

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