Dr. asmaa A. al sanjary. Following fertilization the normal embryo contains 23 sets of...

download Dr. asmaa A. al sanjary. Following fertilization the normal embryo contains 23 sets of chromosomes,including…

If you can't read please download the document

description

The testis determining factor is on the Y chromosome on a gene termed the SRY (sex determining region of the Y chromosome). This gene triggers testis formation from the indifferent gonad.