Very few genes have been located on the Y chromosomes of humans.Y-linked genes include a gene called testis-specific protein Y.A male with this gene will
A) usually pass it to his sons,but occasionally also to a daughter.
B) pass the gene only to his sons.
C) pass the gene only to his daughters.
D) pass the gene only to his grandsons.
E) pass the gene to all of his children if the mother is a carrier.

Question

Quizplus · Accepted Answer

Y-linked genes are present exclusively in males and are passed down only from father to son. Therefore, a male with the Y-linked gene testis-specific protein Y will pass it on only to his sons.

Very Few Genes Have Been Located on the Y Chromosomes