Question 9

(Multiple Choice)

Sex determination in mammals is due to the SRY region of the Y chromosome.An abnormality of this region could allow which of the following to have a male phenotype?


A)Turner syndrome, 45, X
B)translocation of SRY to an autosome of a 46, XX individual
C)a person with an extra X chromosome
D)a person with one normal and one shortened (deleted)X
E)Down syndrome, 46, XX

Answer