1 - 12 of 18 results

Sodium Channel Evolution in Electric Fish

This activity guides the analysis of a published scientific figure from a study that investigated how gene duplication contributed to the evolution of electric fish.

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

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

Sleep Clears β-amyloid from the Brain

This activity analyzes a published scientific figure from a study that investigated the biological importance of sleep. In this study, scientists tested whether sleep plays a role in removing harmful substances from the brain.

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

Alzheimer’s Disease: Piecing Together the Evidence

This interactive module allows students to examine evidence from brain anatomy, tissue histology, and genetic studies to identify possible targets for the treatment of Alzheimer’s disease.

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

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

Cone Snails: Versatile Hunters

Dr. Jason Biggs of the University of Guam Marine Laboratory discusses the anatomy of cone snails and introduces us to a variety of cone snail species with different tactics to hunt and capture their prey.

Anatomy & Physiology
Clips
High School — General
High School — AP/IB
College

Calcium Channel Blockers and Paralysis

This animation shows how the drug Prialt suppresses signals from the nervous system, which can paralyze certain organisms.

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

Cone Snail Toxins and Paralysis

This animation shows how cone snail toxins cause paralysis by blocking signal transmission at the synapse between neuron and muscle.

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

Neural Control of Walking and Running

This interactive module explores the different gaits employed by animals and how the nervous system is able to switch between gaits.

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

Electrical Activity of Neurons

This tutorial describes how neurons generate action potentials, and how scientists measure neuronal activity and record the firing of individual neurons.

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

Mouse Uses Memory to Navigate a Maze

Mice can be trained to use spatial cues to navigate a maze that tests their ability to remember specific locations.

Anatomy & Physiology
Clips
High School — General
High School — AP/IB
College