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This activity guides the analysis of a published scientific figure from a study that investigated how gene duplication contributed to the evolution of electric fish.

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.

This activity analyzes a published scientific figure from a study that investigated the biological importance of sleep. In this study, scientists tested whether sleep plays a role in removing harmful substances from the brain.

This interactive module allows students to examine evidence from brain anatomy, tissue histology, and genetic studies to identify possible targets for the treatment of Alzheimer’s disease.

This activity allows students to use authentic scientific data to make claims about the threat of coral bleaching for reefs around the world.

This tutorial describes how neurons generate action potentials, and how scientists measure neuronal activity and record the firing of individual neurons.

This interactive module explores the different gaits employed by animals and how the nervous system is able to switch between gaits.

This interactive, modular lab explores techniques for identifying and recording the electrical activities of neurons, using the leech as a model organism.