pachytene

pachytene definition - medical

pach·y·tene (păkˈĭ-tēnˌ)

noun
The third stage of the prophase of meiosis during which the homologous chromosomes become short and thick and divide into four distinct chromatids.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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