Most Pedigrees Showing the Hypothetical Human Trait Show the Following

Multiple Choice

Most pedigrees showing the hypothetical human trait show the following characteristics:
• If a phenotypically normal woman with an affected father has children with an unaffected man, half of the sons and none of the daughters are affected.
• Affected females always have an affected father and an affected maternal grandfather.
• The trait is never passed from father to son.
What is the MOST likely mode of inheritance for this disorder?

A) autosomal recessive
B) autosomal dominant
C) X-linked recessive
D) X-linked dominant
E) Y-linked