1 - 12 of 290 results

The Genetics of Tusklessness in Elephants

This video follows scientists working in Gorongosa National Park as they try to determine the genes responsible for tusk development in elephants.

Genetics
Evolution
Scientists at Work
High School — AP/IB
College

Sickle Cell: Natural Selection in Humans

This film explores the evolutionary connection between an infectious disease, malaria, and a genetic condition, sickle cell disease.

Genetics
Evolution
Short Films
High School — General
High School — AP/IB
College

Why Can Some Digest Dairy and Others Cannot?

In this activity, students investigate the phenomenon of lactase persistence by making sense of a series of data sets.

Biochemistry & Molecular Biology
Genetics
Evolution
Lessons
High School — General
High School — AP/IB
College

How Do Some Cells Affect Mouse Color?

In this phenomenon-driven activity, students investigate how cells are signaled to make melanin and explain how mutations in melanin pathway proteins affect the coat color of various organisms.

Cell Biology
Genetics
Lessons
High School — General
High School — AP/IB
College
Image of women walking with pots of coffee seedlings.

Coffee for Water

Release Date
Duration 00:27:51

Deforestation on Mozambique’s Mount Gorongosa threatens the watershed of Gorongosa National Park. Park experts and local farmers are planting coffee to restore the forest.

Analyzing Pedigrees

In this activity, students interpret several pedigrees of autosomal dominant and recessive conditions and consider the benefits and limitations of genetic testing.

Science Practices
Genetics
Lessons
High School — AP/IB
College
Image of a fish jumping out of water.

The Beautiful Undammed

Release Date
Duration 00:27:51

After a dam removal on Washington’s Elwha River, scientists are chronicling a story of ecological rebirth. Recovering salmon populations are transferring critical nutrients from the ocean into the forests, enriching the entire ecosystem.

Image of a woodpecker on a tree.

Woodpecker Wars

Release Date
Duration 00:27:59

Scientists, soldiers, and landowners collaborate to save the endangered red-cockaded woodpecker at a North Carolina army base.

Inbreeding in Island Wolves

This activity guides the analysis of a published scientific figure from a study that explored inbreeding depression in a small, isolated population of wolves.

Genetics
Evolution
Environmental Science
Science Practices
Data Points
High School — General
High School — AP/IB
College