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Pachytene Stage

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Definition: The stage in the first meiotic prophase, following ZYGOTENE STAGE, when CROSSING OVER between homologous CHROMOSOMES begins.     
See Also Crossing Over, Genetic 		Other names Stages, Pachytene; Stage, Pachytene; Pachytene Stages; Pachynemas; Pachynema

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Sources: NLM Medical Subject Headings, NIH UMLS, Drugs@FDA, FDA AERS original data copyright United States Government. No endorsement implied. Last modified 6/6/2012
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