diakinesis

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diakinesis

[dī·ə·kə′nē·səs]
(cell and molecular biology)
The last stage of meiotic prophase, when the chromatids attain maximum contraction and the bivalents move apart and position themselves against the nuclear membrane.
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Excepting the segregational differences in chromosome 1, FM2 intermediates generally showed increased (but low) levels of both diakinetic abnormalities and MII aneuploidy.
Because both BYU 39932 and 39988 were heterozygous at only chromosome 2, the abnormal trivalents observed in diakinetic nuclei from these individuals are directly attributable to this chromosome.
The low level of abnormalities in the diakinetic nuclei, balanced segregation and lack of aneuploidy in the secondary spermatocytes of the [AR.