Explain the inheritance pattern of Y-linked genes with example.

Explanation

Genes in the non-homologous region of the Y-chromosome are inhertied directly from male to male, In humans, the Y-linked or holandric genes for hypertrichosis (excessive devlopment of hairs on pinna of the ear) are transmitted directly from to son, because males inherit the Y chromosome from the father. Female inherits only X chromosome from the father and are not affected.