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Browse the Medical Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

X chromosome

Main Entry: X chromosome

Function: noun

: 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

Learn more about "x-chromosome" and related topics at Britannica.com

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