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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

Regulation of the Lactase Gene

This interactive module explores how the process of eukaryotic gene expression is regulated, using the production of the enzyme lactase as an example.

Genetics
Evolution
Click & Learn
High School — General
High School — AP/IB
College

Recent Adaptations in Humans

This tutorial describes three examples of recent human adaptations: lactose tolerance, sickle cell disease, and bitter taste perception.

Genetics
Evolution
Click & Learn
High School — General
High School — AP/IB
College