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X-chromosome
X chromosome or X-chro·mo·some (ĕks′krō′mə-sōm′)n. The sex chromosome associated with female characteristics in mammals, occurring paired in the female and single in the male.X-chromosome n (Biology) the sex chromosome that occurs in pairs in the diploid cells of the females of many animals, including humans, and as one of a pair with the Y-chromosome in those of males. Compare Y-chromosome X-chro·mo·some (ĕks′krō′mə-sōm′) The sex chromosome that in females is paired with another X-chromosome and in males is paired with a Y-chromosome.TranslationsX-chromosome
X-chromosome the sex chromosome that occurs in pairs in the diploid cells of the females of many animals, including humans, and as one of a pair with the Y-chromosome in those of males X-chromosome
X-chromosome a type of SEX CHROMOSOME containing genes which, when found in a male (XY), always express. Examples of conditions controlled by X-linked genes are HAEMOPHILIA (2 loci), Duchenne muscular dystrophy, colour blindness (2 loci) and a form of diabetes. Compare Y-CHROMOSOME.see SEX LINKAGE.ThesaurusSeeX chromosome |