Biology 9700 · AS & A Level · Replication and division of nuclei and cells

Replication and division of nuclei and cells — practice question

The graph shows how the amount of DNA in one nucleus varies at different points in the life cycle of a mammal. At which stage does $X$ occur?

  • Ainterphase
  • Bmetaphase
  • Cprophase
  • Dtelophase

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