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

Structure of nucleic acids and replication of DNA — practice question

The diagram shows a nucleotide with adenine. Which of the following statements about this nucleotide are correct?

  • A1, 2, 3 and 4
  • B1, 2 and 3 only
  • C1 and 2 only
  • D3 and 4 only

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