From the DNA X-Ray Crystallography Data, Franklin and Wilkins Inferred

question 14

Multiple Choice

From the DNA X-ray crystallography data, Franklin and Wilkins inferred that ____, while Watson and Crick determined that ____.

• A) purines and pyrimidines exist in a 1:1 ratio; DNA is helical
• B) phosphates are stacked liked rungs on a ladder; DNA is helical
• C) DNA is helical; DNA is the genetic material
• D) DNA is helical; the flat nucleotide bases are stacked upon each other
• E) the flat nucleotide bases are stacked upon each other; DNA is helical.

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