1 - 12 of 13 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

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

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

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

Electrical Measurement of Muscle Activity

This video provides a demonstration of how nerve-muscle connectivity is measured.

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

Molecular Mechanism of Synaptic Function

This animation shows how neurons send and receive signals to communicate with one another at contact points called synapses.

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