Biology 9700 · AS & A Level · Chromosome behaviour in mitosis

Chromosome behaviour in mitosis — practice question

The diagram illustrates the positioning of chromosomes with spindle fibres attached during one stage of mitosis. Which row correctly names the stage of mitosis and states what is occurring?

  • Aanaphase - chromosomes are being pulled towards the centromeres
  • Bmetaphase - sister chromatids are replicating prior to separation
  • Cmetaphase - chromosomes are being positioned along the equator of the cell
  • Danaphase - sister chromatids are being pulled towards the poles of the cell

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