English version

X chromosome

From Longman Dictionary of Contemporary EnglishX chromosomeX chro‧mo‧some /ˈeks ˌkrəʊməsəʊm $ -ˌkroʊməsoʊm/ noun  [countable]HBM a type of chromosome that exists in pairs in female cells, and together with a Y chromosome in male cells
Examples from the Corpus
X chromosomeIn heterozygous females, pre-B cells whose active X chromosome expresses the mutant gene would not terminally differentiate and proliferate.Consequently, a Cain gene on an X chromosome can safety kill the Y chromosome and not risk suicide.Females may be variably affected by virtue of random inactivation of the X chromosome.The pattern arises, we now know, because the gene is carried on the X chromosome.It is carried on the X chromosome.The gene is found on the X chromosome, males being more severely affected than females.
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