InterviewSolution
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InterviewSolution
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Which is wrong about nucleic acids ?A. DNA is single stranded in some virusesB. RNA is double stranded occasionallyC. Length of one helix is 45 `Å` in B-DNAD. One turn of Z-DNA has 12 bases |
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Answer» Correct Answer - C Length of one helix or the pitch per tum of helix is 34 `Å` in B-DNA, 25 `Å` in A-DNA and 46 A in Z-model of DNA. In Z-DNA sugar moieties are seen in opposite direction. So the 3-5 diester bond forms zig-zag structure in Z-DNA. |
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