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Sodium Channel Evolution in Electric Fish

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.

Developing an Explanation for Tuskless Elephants

This activity builds on information presented in the video Selection for Tuskless Elephants. Students use scientific evidence and reasoning to construct an explanation of and develop an argument for tusklessness in elephant populations.

Baboon Longevity Under Adversity

This activity guides the analysis of a published scientific figure from a study on how adversity in early life impacts the long-term survival of baboons.

Using Images as Phenomena

This hands-on activity engages students in asking questions about phenomena using collections of images.

Benefits of Schools

This activity explores images of animals that live in groups, which serve as phenomena for learning about animal behavior.

Developing an Explanation for Mouse Fur Color

In this activity, students collect and analyze evidence for each of the major conditions for evolution by natural selection to develop an explanation for how populations change over time.

Sleep Clears β-amyloid from the Brain

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.

Niche Partitioning Activity

In this activity, students make claims about different niche partitioning mechanisms based on scientific data.

Human Feet Are Strange

In this activity, students examine concepts about the evolution of human bipedality explored in the short film Great Transitions: The Origin of Humans. They create their own trackway of footprints and compare it to a trackway of fossil footprints.

Living Dinosaurs: Fact or Fiction?

In this activity, students evaluate and discuss statements about the evolutionary relationship between birds and dinosaurs covered in the short film Great Transitions: The Origin of Birds.