X chromosome


X chromosome

noun

: a type of chromosome that is found in pairs in the cells of female mammals and is found with the Y chromosome in the cells of male mammals

Full Definition of X CHROMOSOME

:  a sex chromosome that usually occurs paired in each female cell and single in each male cell in species in which the male typically has two unlike sex chromosomes — compare y chromosome

First Known Use of X CHROMOSOME

1911

X chromosome

noun    (Medical Dictionary)

Medical Definition of X CHROMOSOME

: a sex chromosome that usually occurs paired in each female cell and single in each male cell in species in which the male typically has two unlike sex chromosomes—compare y chromosome

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