A) numbers of nucleotides
B) specific nature of phosphate and sugar
C) arrangement of protein in DNA
D) specific nature of purine and pyrimidines
Correct Answer: D
Solution :
DNA is specific because of specific nature of nitrogenous bases like purines (adenine and guanine) and pyrimidines (cytosine, thymine and uracil).You need to login to perform this action.
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