Which characteristic applies to a normal individual who is a carrier for an X-linked trait such as hemophilia?
A) The carrier is always female.
B) The carrier is homozygous for the recessive condition.
C) The carrier shows the recessive phenotype.
D) The carrier cannot have daughters who have the allele.

Question

Quizplus · Accepted Answer

Carriers of X-linked traits such as hemophilia are typically females because they have two X chromosomes. They carry the allele on one X chromosome while the other X chromosome may have the normal allele. Male carriers are very rare as they only have one X chromosome.

Which Characteristic Applies to a Normal Individual Who Is a Carrier