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Extreme heterogeneity in intercourse chromosome differentiation and dosage settlement in livebearers

Edited by David M. Hillis, The University of Texas at Austin, Austin, TX, and authorized August 6, 2019 (gotten for review April 1, 2019)

Importance

Morphologically and chromosomes have actually over repeatedly developed throughout the tree of life. But, the degree of differentiation between your sex chromosomes varies significantly across species. As intercourse chromosomes diverge, the Y chromosome gene activity decays, making genes in the intercourse chromosomes reduced to just one functional content in males.

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