1 - 12 of 60 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
Image of a man walking through the forest.

Does Nature Have Rights?

Release Date
Duration 00:27:51

Ecuador became the first country to enshrine the “rights of nature” in its constitution—granting wild species legal rights to exist. Today, conservationists are using it to save biodiversity hotspots.

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

Diving Adaptations in Sea Nomads

This activity guides the analysis of a published scientific figure from a study that investigated physiological and genetic adaptations in the Bajau, a group of people who traditionally do freediving.

Anatomy & Physiology
Evolution
Science Practices
Data Points
High School — General
High School — AP/IB
College

Coloration in Vertebrates

This activity explores images of animals with a mutation that affects coloration, which serve as phenomena for learning about skin color genetics and evolution.

Biochemistry & Molecular Biology
Anatomy & Physiology
Evolution
Phenomenal Images
High School — General
High School — AP/IB
College

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

Tiktaalik Fossil: Body

This model shows the skeleton 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

Tiktaalik Fossil: Pectoral Fin

This model shows the pectoral fin bones 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

Tiktaalik Fossil: Pelvis

This model shows the pelvis 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

Tiktaalik Fossil: Humerus

This model shows the humerus bone 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