Beetles are the most diverse group of complex organisms on Earth, making up over 20% of all named animal species. One in five species on this planet is...a beetle. How did one group of organisms get THAT massive?

Beneath your ribs, you'll find, among other things, the pancreas -- an organ that works a lot like a personal health coach. Emma Bryce explains how this organ controls your sugar levels and produces a special juice that releases the...

You might have been one of those lucky people that had a microscope to tinker with as a kid. But if you missed out on that, it’s not too late! If you’re interested in making your very own foray into the world of microscopy, here are four...

As anyone who's seen a mummy knows, ancient Egyptian priests went to a lot of trouble to evade decomposition. But how successful were they? Len Bloch details the mummification process and examines its results thousands of years later.

The mechanical and chemical breakdown of food in the body into simpler chemicals that can be absorbed and used in its metabolism.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds...

Delve into the intricate process of honey making within the bustling honeybee hive. Learn how forager bees collect nectar from flowers, the transformation of nectar into honey through regurgitation and enzyme action, and the role of...

Explore the phenomenon of hermaphroditism in animals such as snails and worms, where individuals possess both male and female reproductive organs. This segment explains how hermaphroditism benefits species in terms of reproduction and...

In this video, Justin from the Institute of Human Anatomy discusses how the various gluten proteins interact with the digestive tract, including in those with gluten sensitivities.

Learn what the digestive system does, how it works, the organs involved, and how the villi are adapted for absorbing nutrients.

Learn how we digestive enzymes such as amylase, proteases and lipases to break down carbohydrates, proteins and lipids. We also cover where the enzymes are made and what they break each food group down to.

The first aspect of the innate immune system we will examine is the many barrier surfaces, such as the skin, as well as the linings of the respiratory tract and digestive tract. These cells have to constantly prevent infection from the...

This video is a lecture presentation on physical digestion. The speaker discusses the process of breaking down food into smaller pieces without any chemical changes to the food molecules, which is known as physical digestion. The role of...

The human body is a wondrously complex machine made of flesh, bone, muscles, organs, blood vessels and highly specialized systems that function together to sustain life. This fascinating third part of The Human Body series examines the...

In this video, the teacher explains why zombies are impossible by examining the stages of death and the decomposition process in the human body. They discuss the effects of rigor mortis, lack of oxygen to the brain, and the breakdown of...

In this live-action program viewers will learn that your mouth engages in a complex series of events at the beginning of the digestion process. Students will come to understand digestion starts with mastication; the process chews or...

This video is a lecture presentation about digestive enzymes and how our bodies process the food we eat to extract important nutrients from it. The presenter explains the two types of digestion - mechanical and chemical, and focuses on...

This is a world where microbes are both residents and food, which means that occasionally, we’ll have to spend our time together watching organisms, whose bodies are fractions upon fractions upon fractions of a millimeter in size, turn...

In this video, we discuss:<br/>
[1] the small intestin<br/>e's anatomy
[2] the transit of chyme from the stomach <br/>to the small intestine
[3] the hormones released by the small intestine in response to chyme entry

In this lecture, I first deal with the functions of the digestive system. We then take a journey through the digestive system by following your food from your mouth all the way through your body and even through the elimination of...

This tutorial is an overview of the digestive (GI) tract.

This video is about the role of digestive enzymes in the chemical breakdown of large, insoluble molecules in our food into smaller, soluble ones. The video focuses on the three main types of digestive enzymes - carbohydrase, protease,...

In this video, Jonathan from the Institute of Human Anatomy discusses the anatomy of digestion and whether or not the colon can really hold 20 pounds of feces.

Join Sally as she tours the heart of Zoo York, the city that never sleeps. She stays awake with coffee and Zoober Eats! This lesson will continue to delve into the structure of animal cells, focusing on components that synthesise and...

It's time to answer one of your most asked questions! HOW DO BEES MAKE HONEY?! I've spoken a lot on this channel about how beekeepers take honey and how we care for the bees inside a hive, but I've never actually answered this key...