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
The Role of Culture in Early Expansions of Humans Germany. The leaders of the Research Center in Tübingen include Nicholas Conard and Volker Hochschild, as well as Volker Mosbrugger and Friedemann Schrenk in Frankfurt am Main. The current chairman of the Scientific Advisory Board is Hermann H. Hahn. On occasions, the ROCEEH organizes international workshops, symposiums and conferences, inviting guests to propose new methods and introduce and discuss the latest developments and research results. The Role of Culture in Early Expansions of Humans The Role of Culture in Early Expansions of Humans (ROCEEH) is an interdisciplinary project of the Heidelberg Academy of Sciences and Humanities. Within the framework of