Biology 9700 · AS & A Level · Structure of nucleic acids and replication of DNA

Structure of nucleic acids and replication of DNA — practice question

What would analysing a segment of a DNA molecule show?

  • Ahexose sugars and phosphates in equal proportion, and an equal number of cytosine and guanine bases
  • Bnucleotides and phosphates in equal proportion, and an equal number of adenine and cytosine bases
  • Cpentose sugars and phosphates in equal proportion, and an equal number of adenine and thymine bases
  • Dtwice as many phosphates as pentose sugars, and an equal number of adenine and guanine bases

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