Article
Early origins of the X and Y chromosomes: lessons from tilapia.
Cytogenetic and genome research - 1 Jan 2002
Griffin D K, Harvey S C, Campos-Ramos R, Ayling L-J, Bromage N R, Masabanda J S, Penman D J
Abstract excerpt
Differentiated sex chromosome pairs in diverse species display certain common characteristics, normally comprising one largely heterochromatic genetically inactive chromosome and one euchromatic genetically active chromosome (e.g. the mammalian Y and X respectively). It is widely accepted that dimorphic sex chromosomes evolved from homologous pairs of autosomes. Although the exact mechanisms through which the...
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