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In the DNA molecule...

In the DNA molecule

A

the proportion of adenine in relation to thymine varies with the organism

B

there are two strands which run antiparallel one in `5'rarr3'` direction and other in `3'rarr5'`

C

the total amount of purine nucleotides and pyrimidine nucleotides is not always equal

D

there are two strands which run parallel in the `3'rarr5'` direction

Text Solution

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The correct Answer is:
B
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