1 - 12 of 21 results

Testosterone Levels in Elite Athletes

This activity guides the analysis of a published scientific figure from a study that compared the testosterone levels of Olympic-level elite athletes.

Anatomy & Physiology
Science Practices
Data Points
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

Sex Verification Testing of Athletes

This interactive module explores the biology of sex determination and development in humans, set against the backdrop of the different sex testing policies implemented throughout sports history.

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

Identifying the Key Genes for Regeneration

This video describes how scientists silence different genes in regenerating planaria to study the process of regeneration at the molecular level.

Biochemistry & Molecular Biology
Cell Biology
Anatomy & Physiology
Scientists at Work
High School — General
High School — AP/IB
College

Genetic Mutations and Disease

This interactive module explores how mutations arise in germline and somatic cells. It also shows how these mutations can lead to genetic conditions, such as cystic fibrosis and cancer.

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

Synchronized Division

This activity explores an image of early embryonic cells, which serves as a phenomenon for learning about cell division and development.

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

Development of the Cerebral Cortex

This animation shows how a region of the brain called the cerebral cortex develops in a human fetus.

Anatomy & Physiology
Animations
College

Cellular Differentiation Along Concentration Gradients

This animation shows how varying concentrations of a signaling molecule activate different transcription factors to determine cell fate.

Genetics
Cell Biology
Anatomy & Physiology
Animations
High School — AP/IB
College

Investigating Planarian Behavior and Regeneration

This activity allows students to observe their own planarian and then design an experiment to investigate how planarians regenerate. It supports viewing of the video Identifying Key Genes in Regeneration.

Cell Biology
Anatomy & Physiology
Science Practices
Labs & Demos
High School — AP/IB
College

Creating Embryonic Stem Cell Lines

This animation shows how stem cells from early mammalian embryos can be grown and studied in a laboratory.

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