sex chromosome


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sex chromosome

either of the chromosomes determining the sex of animals

sex chromosome

[′seks ‚krō·mə‚sōm]
(genetics)
Either member of a pair of chromosomes responsible for sex determination of an organism.
References in periodicals archive ?
In a training panel of 1546 cases, dual classification of the fetal sample by sex, followed by assessment of sex chromosome complement, provided an overall sensitivity of 100% (95% CI 82.
46) However, GC correction has not been reported to improve sex chromosome aneuploidy detection.
The current study however, focuses not on the autosomes but on the remaining pair of chromosomes, known as sex chromosomes.
Sex chromosomes were of primary interest:, as they are most susceptible to disomy; however, 1818 disomy was also evaluated as a second-ary outcome.
The prevalence of sex chromosome anomalies showed a significant difference between the cases with azoospermia and oligospermia (85 vs.
Presented here is a straightforward method to detect NDJ of the sex chromosomes in Drosophila in the context of laboratory exercises to examine recombination of sex-linked loci.
It is possible that the morphology of the sex chromosomes has been interpreted incorrectly as acrocentric due to low chromosomal preparation quality.
These analyses will not only reveal fundamental forces that shape sex chromosome evolution in the scope of the tree of life, but will also uncover the mechanisms underlying important evolutionary transitions between major reproductive and life cycle modes and shed new light on the origin and evolution of the sexes.
The MaterniT21 PLUS test will begin reporting additional findings for the presence of subchromosomal microdeletions and autosomal trisomies for chromosomes 16 and 22, in addition to the previously announced additional findings for sex chromosome aneuploidies involving an abnormal number of the X or Y chromosomes.
Postnatal screening of populations for certain sex chromosome aneuploidies, such as Turner syndrome and Klinefelter syndrome, permits early developmental intervention and reproductive counseling (2, 3).
Washington, March 17 ( ANI ): Males with an extra "girly" sex chromosome two (X chromosomes) seemed to have an insatiable appetite for sex, at least in mice.