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X chromosome |
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X chromosome [′eks ′krō·mə‚sōm] (genetics) The sex chromosome occurring in double dose in the homogametic female sex and in single dose in the heterogametic male sex in mammals,Diosophila, and many other organisms. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The research "confirms that there is a strong genetic basis for sexual orientation and that for some gay men, genes on the X chromosome are involved," study coauthor Sven Bocklandt, a postdoctoral researcher at the University of California, Los Angeles, told the HealthDay Reporter. Recent evidence has shown that Turner syndrome has an estimated frequency of 1-2% among all clinically recognized pregnancies and that 70-80% of 46,XO patients retain the maternal X chromosome, because the paternal X chromosome is missing (23). The X chromosome may to many people connote femaleness, since women have a pair of X chromosomes and men have an X and a Y. |
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