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Discovering Keystone Species

This classroom poster illustrates Robert Paine’s pioneering experiment that demonstrated the importance of top-down regulation of ecological communities by predators and led to his coining of the term keystone species.

The Making of Mass Extinctions

Discover the environmental factors that caused the five big mass extinctions in Earth’s history and which species they impacted.

Genetic Mutations and Disease

The poster for the 2013 Holiday Lectures on Science, Medicine in the Genomic Era, illustrates the difference between germline and somatic cell mutations.

Icefish Blood Adaptations: Viscosity

This hands-on lab activity serves as an introduction to the film The Birth and Death of Genes. Students simulate and compare how blood pumps through the circulatory system of icefish and other fish.

Anatomy & Physiology
Evolution
Science Practices
Labs & Demos
High School — General
High School — AP/IB
Icefish Blood Adaptations: Antifreeze Proteins

This hands-on activity serves as an introduction to the film The Birth and Death of Genes. Students investigate the importance of antifreeze proteins for icefish survival through one of two short labs.

Anatomy & Physiology
Evolution
Science Practices
Labs & Demos
High School — General
High School — AP/IB