1 - 12 of 84 results

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

Activity for Out of the Ashes

This activity explores the concepts and research presented in the short film Out of the Ashes: Dawn of the Age of Mammals, which explores how life on Earth recovered after a major asteroid impact.

Evolution
Earth Science
Film Activities
High School — General
High School — AP/IB
College

Stickleback Spines

This activity explores images of stickleback fish, some with spines and some without spines, which serve as phenomena for learning about gene regulation and natural selection.

Genetics
Evolution
Phenomenal Images
High School — General
High School — AP/IB
College

The Immune System

This interactive module introduces the anatomy of the immune system and walks through the timeline of a typical immune response.

Cell Biology
Anatomy & Physiology
Click & Learn
High School — General
High School — AP/IB
College

Laetoli Footprints

This activity explores an image of fossil footprints at Laetoli, which serves as a phenomenon for learning about fossil evidence and human evolution.

Evolution
Phenomenal Images
High School — General
High School — AP/IB

Out of the Ashes: Dawn of the Age of Mammals

This film explores how life recovered after an asteroid wiped out the dinosaurs and how those events shaped the diversity of plants and mammals on Earth today.

Evolution
Earth Science
Short Films
High School — General
High School — AP/IB
College

Red Tattoo

This activity explores an image of tattoo ink particles inside cells, which serves as a phenomenon for learning about the structure and color of human skin.

Cell Biology
Anatomy & Physiology
Phenomenal Images
High School — General
High School — AP/IB
College

Why Two Heads?

This activity explores images of planarians regenerating missing body parts, which serve as phenomena for learning about cell division and differentiation.

Cell Biology
Anatomy & Physiology
Phenomenal Images
High School — General
High School — AP/IB

Human Origins

This interactive module allows students to examine fossils of early humans and compare them to modern primates.

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

Cystic Fibrosis Mechanism and Treatment

This animation shows how mutations in an ion channel protein lead to the genetic disease cystic fibrosis. The animation also discusses how research on this protein has been used to develop treatments for the disease.

Biochemistry & Molecular Biology
Genetics
Cell Biology
Animations
High School — General
High School — AP/IB
College

Tiktaalik Fossil: Skull

This model shows the skull of Tiktaalik, a vertebrate that existed about 375 million years ago and had features of both fish and tetrapods (four-limbed animals).

Anatomy & Physiology
Evolution
Science Practices
3D Models
High School — General
High School — AP/IB
College