American Chemical Society
How Does Tylenol Work? The Truth Is—We Don't Know
Surprise—even pharmacists don't know how Tylenol works! An installment of the ACS Reaction series considers three theories that explain the function of acetaminophen, the ingredient in the popular pain reliever Tylenol....
American Chemical Society
Did You Know Honey is Really Bee Puke?
Despite the title, here is a video that makes honey even sweeter! Biology scholars journey inside a beehive with a fascinating video from the American Chemical Society's Reactions playlist. Pupils learn about the social structure of a...
American Chemical Society
Can I Still Eat This?
The United States sends 133 billion pounds of edible food to landfills every year. A lesson from the ACS Reaction series discusses the chemical reactions that cause food to change over time. Some reactions make food taste different while...
American Chemical Society
What Is Your Snot Saying?
All mucus is not created equal! An ACS Reactions video lesson explains what the color and texture of mucus communicates. Its appearance can indicate the status of our immune systems as it contains important cells and chemical compounds...
FuseSchool
Enzymes
He is the substrate to her enzyme! The video describes why enzymes are important. It details their functions, how they relate to substrates, and why they are found in so many places. The resource is part of the Fuse School playlist.
FuseSchool
How Enzymes Denature
A Fuse School video describes the optimal conditions for enzymes. It covers temperature, pH, and concentration as factors.
Teacher's Pet
Proteins and Enzymes
Life begins with enzymes and ends without enzymes. The video explains where to find proteins and enzymes. It details how they work and why they are crucial to life.
MinuteEarth
Why Is Poop Brown And Pee Yellow?
We all do it ... why not have a better understanding of the process? Life science scholars discover how the colorful foods we eat are either brown or yellow when our bodies have finished with them. The narrator leads the tour through the...
Fuse School
Biological Detergents
Enzymes break down nutrients, which makes them perfect for cleaning products, but how do scientists know which ones to include? The short video explains how enzymes work and why. It details the pros and cons of different enzymes in...
Fuse School
Denaturing of Enzymes
How do you make an enzyme stop working? The video explains the process of denaturing enzymes. It lists many uses for this process and examples that young scientists understand from experience.
Fuse School
Green Chemistry - Principle 6
Using a catalyst to reduce reaction times is often necessary for a reaction to be profitable. But are all catalysts safe? The sixth installment in a 12-part Green Chemistry series has learners explore the role of catalysts in industrial...
Crash Course
Digestive System (Part 2)
It takes about seven seconds for food to move from the mouth to the stomach. Pupils follow food from the mouth through digestion, exploring where mechanical and chemical digestion occur. Saliva, enzymes, acids, and chyme are a small...
Crash Course
Digestive System (Part 1)
The stomach can hold 1.5 liters of food, which remains there for two to three hours in order for digestion to complete. The 33rd video in a series of 47 covers the process of digestion. Classes learn why digestion occurs, about the...
TED-Ed
Are Food Preservatives Bad for You?
It is safe to say that everything is best in moderation—including preservatives in food. Microbes and oxidation are the main reasons foods become spoiled. Thanks to preservatives, our foods end up having a longer shelf life. But what...
SciShow
Great Minds: Elizabeth Blackburn
Why do some people look young at age 60 while others look old at age 30? Elizabeth Blackburn discovered it is all related to telomeres and telomerase. Her discoveries have not only led to a better understanding of aging, but also to a...
TED-Ed
Is It Bad to Hold Your Pee?
How many times should a person pee a day? Is it a bad habit to hold it? What makes us have to go pee? These questions are answered in an informative video about the urinary system, and the importance of urinating at the first sign of...
Bozeman Science
Molecular Biology
Explore the bacteria at Yellowstone to introduce molecular biology. Scholars learn about the process of genetic engineering and how it has progressed over time, including the identification of the breast cancer genes and the main...
Bozeman Science
DNA Replication
Young biologists explore the theories of DNA replication, learning about the Meselson-Stahl experiment and how it proved DNA replication through semiconservative replication. The video reviews the parts of DNA and then delves...
Bozeman Science
Enzymes
Hydrogen peroxide bubbles might look painful on a cut, but they are actually doing an important job. The video explores enzymes by allowing learners to see active sites on enzymes and how substrates, like a key fitting a lock, fit...
Ricochet Science
Enzymes: The Induced Fit Model
What occurs once a substrate binds to a protein? High schoolers view a short animation to witness the action of substrate binding and the resulting changes that occur in the protein. They conclude the video with a short discussion...
Ricochet Science
Enzymes and Activation Energy
How can you quickly demonstrate the concept of enzymes and their activity within a cell, specifically increasing the timeliness of a chemical reaction? Individuals view a short video that demonstrates this concept in graphic animation...
Ricochet Science
How Enzymes Work
Has your class ever wondered exactly what jump starts chemical reactions within the body? Pupils view a short video segment that animates a chemical reaction, complete with enzymes and substrates, so they may further understand this...
Amoeba Sisters
DNA Replication: The Cell's Extreme Team Sport
Hey Ligase, what have you been up to? Just making ends meet. Watch a video that uses cartoon graphics to teach DNA replication in a clear and concise manner. It begins with the where and when, then covers helicase, primase, DNA...
Amoeba Sisters
Enzymes and ... Pac-Man?
What did the enzyme tell her substrate? You complete me! An instructive video uses a great comparison of enzyme shape and function to the game Pac-Man. After explaining the concepts, the resource offers a real-world example...