pachytene: Meaning and Definition of


Pronunciation: (pak'i-tēn), [key]
— n. Cell Biol.
  1. the third stage of prophase in meiosis, during which each chromosome pair separates into sister chromatids with some breakage and crossing over of genes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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