Louis Pasteur
00:14 - 02:40
2m 26s
Louis Pasteur is remembered for his remarkable breakthroughs in the causes and preventions of diseases. This clip shows his successful vaccination of animals and his interest in replicating it for humans.

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Video Transcript

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The CDC attempts to find a solution for a worldwide epidemic. However, it is easier said than done because the vaccine must go through an extensive process before it can be released to the public.
Beakman explains that shoes stink because of the bacteria on your feet. He uses a microscope to quickly show that there are bacteria everywhere and then a short animated clip to show how your feet produce oil and sweat that the bacteria eat. This creates smelly biproducts to make your feet stink. He then does a DIY bacteria growth experiment where he grows bacteria from his sweaty feet in a jar of gelatin.
Lucy and Ethel bake bread but put too much yeast. This clip can be used as an introduction to teaching about microorganisms such as yeast. It illustrates just how fast yeast grows and the role it plays in baking.
The team creates a model of the virus causing an epidemic to better understand how it behaves and affects human cells. The novel virus changes continually, so it is difficult for them to create a vaccine.
Beakman explains that bread is an important food staple and there are different kinds of bread. He uses an animated clip to give some history of people creating bread. Then he explains the science behind how bread is made. Beakman uses a demo of yeast with water and sugar to show that yeast are living and create carbon dioxide and that's how bread rises.