Take your biology class on an exploration of the inner workings of cells with this multimedia presentation. Looking closely at the structure of cell membranes and the processes of osmosis and diffusion, this resource explains for...

Are you nervous about teaching the nervous system to your beginning biologists? Worry no more! This PowerPoint provides a note-taking guide and diagrams of the neuron and the brain. Viewers will walk away with a clear...

After reading through this presentation about nerve impulses, students should be able to complete the sentences given with the correct terms and scientific vocabulary. The basics of the ion channel behavior are detailed along with a...

A professionally created set of slides strengthens viewers' knowledge of the muscular system. Some slides display microscope enlargements of muscle fibers and neurons, while others are beautifully detailed graphic images. The difference...

This is a fabulous presentation which should reinforce all aspects of muscle construction on a gross anatomical and micro level. There are slides to help understanding with the muscle fiber anatomy, and many labelled diagrams to...

When crocodiles close their mouths, you still see their teeth, but when alligators close their mouths, their teeth are hidden. Learn more about these reptiles and their many evolutionary cousins in a fact-filled presentation. It...

This slideshow explains the process of how a neuron communicates.