GAT Subject
Engineering
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13. | Which characteristic does this double-stranded molecule have when it forms a B- DNA structure? | |
A. | The two strands will have parallel orientation and identical sequences. | |
B. | The helix will be right-handed with 12 base-pairs per turn | |
C. | Every base-pair will contain one purine and one pyrimidine. | |
D. | There are both covalent and non-covalent bonds between the two chains. | |