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Sex Verification Testing of Athletes

This interactive module explores the biology of sex determination and development in humans, set against the backdrop of the different sex testing policies implemented throughout sports history.

Anatomy & Physiology
Science Practices
Click & Learn
High School — General
High School — AP/IB
College
The Origin of Species: The Making of a Theory

This film explores the epic voyages of Darwin and Wallace that led each to independently propose the natural origin of species and formulate the theory of evolution by natural selection.

Evolution
Science Practices
Short Films
High School — General
High School — AP/IB
College