Sexual differentiation in humans Sexual differentiation in humans Sexual differentiation in humans is the process of development of sex differences in humans. It is defined as the development of phenotypic structures consequent to the action of hormones produced following gonadal determination. Sexual differentiation includes development of different genitalia and the internal genital tracts, breasts, body hair, and plays a role in gender identification. The development of sexual differences begins with the XY sex-determination system that is present in humans, and complex mechanisms are responsible for the development of the phenotypic differences between male and female humans from an undifferentiated zygote. Females have two X
Destroy All Humans! are thinking about what to do next with it." In June 2016, Reihard Pollice, Nordic Games' product development director and executive producer, stated, "there are a few options we are evaluating now. Hope to get started on one of these soon." In late 2016, "Destroy All Humans!" and "Destroy All Humans! 2" were ported to PlayStation 4 upsized to 1080p.. In 2018, "Destroy All Humans!" was ported to Xbox One in their backward compatibility catalog. Destroy All Humans! Destroy All Humans! is an open world action-adventure video game franchise that is designed as a parody of Cold War-era alien invasion