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Prometaphase II neocentromere activity in a living meiocyte. Images are single optical sections of Syto12-stained chromosomes in a homozygous Ab10 strain (W23 background). (A–D) Prometaphase; (E) metaphase; and (F) metaphase–anaphase transition. Arrows in B and C indicate a neocentromere stretching towards a pole. Metaphase occurred at 30 to 35 min after the first data set (A) was taken. Time in minutes is shown in the lower right corner of each frame.
