The karyotype of a patient with androgen Insensitivity Syndrome is -
Ans. is 'b' i.e., 46 XY Individual with 'androgen insensitivity syndrome' are XY individuals (male karyotype) with a female phenotype. Mutation in the androgen receptor causes resistance to androgen action and the androgen insensitivity syndrome results.
46 XX
46XY
47 XXY
47 XXY