Instructional Video
Khan Academy

Khan Academy: Biology: Introduction to Cellular Respiration

9th - 10th
The conversion of energy into ATP and then into waste. [14:19]
Instructional Video
Sophia Learning

Sophia: Cellular Respiration Introduction: Lesson 3

9th - 10th
This lesson will give a general overview of cellular respiration and describe why it is important. It is 3 of 4 in the series titled "Cellular Respiration Introduction."
Instructional Video
Science Friday Initiative

Science Friday: Fermenting With Sandor Katz

9th - 10th
Sandor Ellix Katz, self-proclaimed "fermentation revivalist" and author of "The Art of Fermentation" (Chelsea Green Publishing, 2012) discusses the two "cultures." [2:14]
Instructional Video
Crash Course

Crash Course: The Incredible, Smellable Science of Your Farts

9th - 10th
Behind every fart (and poop) is an army of gut bacteria undergoing some crazy (and crazy useful) biochemistry. Learn what they have in common with beer brewing, and why we'd want to know about this science anyway. [4:53]
Instructional Video
Crash Course

Crash Course History of Science #24: Micro Biology

9th - 10th
It's all about the SUPER TINY in this episode of Crash Course: History of Science. In it, Hank Green talks about germ theory, John Snow (the other one), pasteurization, and why following our senses isn't always the worst idea. [12:11]
Instructional Video
Khan Academy

Khan Academy: Alcohol or Ethanol Fermentation

9th - 10th
Alcohol or ethanol fermentation, including yeast and its role in bread and wine production. [6:22]
Instructional Video
Khan Academy

Khan Academy: Energy and Transport: Alcohol or Ethanol Fermentation

9th - 10th
Learn about alcohol or ethanol fermentation, including yeast and its role in bread and wine production. [6:22]
Instructional Video
Khan Academy

Khan Academy: Energy and Transport: Lactic Acid Fermentation

9th - 10th
Learn about lactic acid fermentation and how organisms like lactobacillus convert pyruvic acid to lactic acid and oxidize NADH to NAD+ in the process. [11:21]
Audio
Science Friday Initiative

Science Friday: Food Fermentation: The Science of Sausage and Cheese

9th - 10th
The chemistry behind sausage and cheese. [17 mins. 7 secs.]