Free energy, get your free energy here! Learners see that all organisms require free energy, which comes from the sun. The lesson explains the first two laws of thermodynamics and then analyzes metabolism, via glycolysis, on a very...

During a three-part lesson, learners make a cabbage juice pH indicator and use it to analyze the waste products of yeast after feeding them with sugar. The intent is to demonstrate how living organisms produce carbon dioxide, which is...

Paul Andersen compares your endocrine system to Facebook and your nervous system to Gmail in order to show the differences in response time. He then delves into specifics of your endocrine system, talking about hormones that are water...

Through two investigations, life science learners determine whether or not yeast is alive. They perform tests for metabolism by providing sugar and observing if gas is produced as a byproduct. They incubate some of the sample for at...

Survey the metabolism process from respiration through the production of the ATP molecule with this seven page AP biology worksheet. Pupils write short answers on the lines provided and label a diagram of the cellular respiration process. 

If you need a summary of Respiration, then these 3 videos will be invaluable to your class. The actual reactions happening at the 3 stages of respiration are explained step-by-step with an explanation of every chemical bond broken or...

The third video in the respiration cycle sequence provides an excellent lesson on the electron transport chain.

Bioenergetics strives to describe how living things gain and transform energy for biological purposes. First, pupils learn about the types of energy before exploring the importance of energy in biological processes. Next, they discover...

From the scientific method to the function of a cell, the eBook has it all. A useful resource provides a free biology textbook with a focus on context. The text begins with an overview of the process of scientific inquiry and biology...

Substances that decompose with the help of living organisms do so at different rates. Scholars experiment with Winogradsky columns to determine the rate of decomposition, the oxygen and sulfide content changes, and bacteria levels. The...

Even the titles of many published scientific journal articles confuse most people. The third video in the four-part series breaks down a very complex-sounding scientific journal article. The host avoids using jargon without losing the...

Small but mighty. Scientists study what makes mosquitoes attracted to people, how to fight mosquitoes, and the inheritability of related genes. As part of a larger science playlist, the video shares personal DNA markers, lab experiments,...

How does energy from the sun make plants grow? Scholars move step by step through the processes that promote plant propagation during a detailed lesson. The resource illustrates ADP production and hydrolysis, then allows learners to...

Without access to water, humans survive only a few days yet animals that hibernate seem to survive without water for months. Learn how animals survive hibernation in a video that is part of the Seasonal Science series. It addresses many...

Take it all the way back! Young scientists discover the changes that took place from the time Earth became solid to present day through an interesting interactive. The resource guides users through key events that have shaped our world...

When you get to the heart of the matter, you learn a lot about an organism by studying its circulatory system! A perfect resource for a zoology or anatomy class, the simulation gives users a peek inside a variety of vertebrates to...

How do scientists prove tiny living things respire? Young scientists build a respirometer and measure respiration rates in living creatures. By comparing the measurements of both plants and animals, they understand the similarities.

Sometimes learning can be pretty sweet! Get your class involved in the sugar-versus-high-fructose-corn-syrup debate with a video from a playlist on chemical reactions. Viewers see the similarities and differences between the two sweet...

Discover the science behind the world's most popular drug. Scholars explore the neural effects of caffeine in an episode of the larger ACS Reactions playlist. The presenter explains how caffeine impacts different neurotransmitters in the...

Is it true that chocolate can make dogs sick? If so, how much chocolate and how sick? Answer these and other related questions using a brief video from the American Chemical Society's Reactions playlist. The resource explores the...

Whether you're battling the flu or trying to warm up on a chilly day, your body's ability to react to temperature change is fascinating! Anatomy scholars discover the fantastic feedback loops that control body temperature in a rigorous...

What is the sled dog's secret to running for days on end without tiring? Turns out the answer is in their metabolism. Explore the metabolic processes of these amazing sled dogs. The science shows they are able to burn their proteins and...

Use the 36th video of 47 to explore metabolism. Individuals begin to understand what metabolism is, physiologically what it does, and how anabolic and catabolic reactions assist in digestion.