Pattern of inheritance in which certain characteristics carried on the X chromosome inherited from the mother are transmitted differently to her male and female offspring. (49)
a special inheritance pattern for genes located on the X chromosome; the trait in question may be observed only in heterogametic individuals, and much less frequently in homogametic individuals
A characteristic in which the mutant allel is carried on the sex chromosome and is governed by the sex of the animal such as the yellow color gene in Syrians.