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In the DNA molecules

BiologyMolecular Basis of InheritanceNEETNEET 2008 (Mains)

Options:

A There are two strands which run antiparallel-one in $5^{\prime} \rightarrow 3^{\prime}$ direction and other in $3^{\prime} \rightarrow$
$5+$
B The total amount of purine nucleotides and pyrimidine nucleotides is not always equal
C There are two strands which run parallel in the $5^{\prime} \rightarrow 3^{\prime}$ direction
D The proportion of Adenine in relation to thymine varies with the organism