Curated OER
What's Covering You? and Why?
Learners take a closer look at human skin. In this biology lesson plan, students describe the four functions of the skin as they complete a hands-on activity.
Curated OER
Effects of ATP and Ions on Rabbit Psoas Muscle
Students prepare single strands of muscle cell. They microscopically examine muscle cells and identify bands of darker and lighter proteins. They predict, observe, describe and quantify the effects of ions and ATP.
Curated OER
Magnificent Metamorphosis
Students discover stages in metamorphosis through up close and real encounters with video, hands-on investigative and interactive activities using mealworms.
Curated OER
Generation of Action Potentials in Nitella Giant Algal Cells
Students observe cytoplasmic streaming in Nitella cells. They examine the conduction of a wave of depolarization across other membranes, such as the axons of neurons. Students predict the effects of sending a small electric current...