Biomedical and Life Sciences > Encyclopedia of Genetics, Genomics, Proteomics and Informatics > Criss-Cross Inheritance
Criss-cross inheritance is characteristic for X-chromosome linked recessive mutations. The recessive genes follow the pattern of inheritance of the X chromosome; they are expressed in the hemizygous male but only in the homozygous female (see Fig. C182).
Figure C182. Criss-cross inheritance
In case the female is heterogametic and the male is homogametic, like in the Lepidoptera or birds,