Unit 2: Digestion and Nutrition

What's tasty, abundant and high in protein and vitamins? Bugs! Bugs feed about 2 billion people each day. They also hold promise for food security and sustainability.

Learn about the biochemistry of cooking meringue.

Ethanol is a biofuel that can power a car. Learn about the enzymes, catalysts and processes like fermentation involved in ethanol production.

Become a pro at washing dishes! Learn how the chemical structure of detergent makes it perfect for attracting grease and grime.

This backgrounder explains the different ways that cells repair damage to DNA.

Do you like butter? Find out how easy it is to make!

5 images of some work that a dietitian might do such as educating patients about how food affects their health

Microbes are everywhere, even in your digestive tract. Some of these microbes are helpful, and some aren’t.

Heavy metal is a term for some toxic chemical elements. They can cause problems like bioaccumulation, but are useful in nuclear medicine and medical imaging.