American Academy of Family Physicians
Aafp: The Female Athlete Triad
This article from the American Family Physician journal is designed for female athletes. It includes the definition, risk factors, signs, diagnosis, treatment, and prevention of the female athlete triad.
University of Arizona
The Biology Project: Human Biology
This site provides basic information on human genetics and reproduction using tutorials, simulations, images and quizzes. There are also links to other worthwhile sites.
Curated OER
Eternal Egypt: Hapy, the Nile God
Hapy was the personification of the Nile flood. His body showed both male and female genders at the same time. Hapy was often depicted on the throne of the king, tying the lotus and the papyrus on the symbol of unification.