** '''Mesenchymal cells''' give rise to '''Granulosa cells'''
** '''Mesenchymal cells''' give rise to '''Granulosa cells'''
** '''Germ cells''' give rise to '''Oocytes'''
** '''Germ cells''' give rise to '''Oocytes'''
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[[Image:Sexual Differentiation early female.jpg|right|thumb|250px|<small><center> Schematic showing Early Sexual Differentiation in the Female. (Courtesy of Pathways to Pregnancy and Parturition, Senger)</center></small>]]