Answer to Question #243293 in Genetics for lil

Question

Draw a pedigree for at least three generations of a family where an X-linked dominant trait is being inherited. Include an affected male and an affected female in your pedigree as well as unaffected individuals. Write out the genotypes for an affected male, affected female, unaffected male, and unaffected female.

Answer 1

Affected male $= X^AY$

affected female $= X^aX^A , X^AX^a$

unaffected male $= X^aY$

unaffected female $= X^aX^a$