The double stranded DNA molecule of a virus was found by electron microscopy to have a length of 34 M.

• A. How many nucleotide pairs are there in one molecule ?
• B. How many complete turns of the two polynucleotide chains are present in such a double helix ?
• C. How many electron microscopy are there in one molecule ?
• D. How many DNA molecule are there in one molecule ?
• E. None Of These