1 - 12 of 59 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

Why Do Some People with the Sickle Cell Genotype Not Have Symptoms?

In this inquiry-based activity, students engage in science practices to figure out why some people with a genetic condition that usually leads to sickle cell disease do not have disease symptoms.
 

Biochemistry & Molecular Biology
Genetics
Card Activities
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

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

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

Cell Division and Cancer Risk

This activity guides the analysis of a published scientific figure from a study that investigated how random mutations during cell division can contribute to cancer.

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

Zebrafish and Skin Color

In this activity, students explore how experimental work in zebrafish led to a better understanding of the role of the gene SLC24A5 in human skin color. The activity complements the film The Biology of Skin Color.

Genetics
Anatomy & Physiology
Lessons
High School — AP/IB
College