Biology 9700 · AS & A Level · The microscope in cell studies

The microscope in cell studies — practice question

A DNA fragment that is 18 base pairs in length was examined to determine how many nucleotide bases were in each polynucleotide strand. The table shows some of the findings. How many nucleotides containing thymine were in strand 2?

  • A2
  • B4
  • C5
  • D7

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