2015년 2월 21일 토요일

What does your pancreas do?

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What does the pancreas do? - Emma Bryce
Animation by Tremendousness
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 nutrients from your food to help keep you in the best possible shape.
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How we think complex cells evolved - Adam Jacobson
Animation by Camilla Gunborg Pederson
Imagine you swallowed a small bird and suddenly gained the ability to fly … or you ate a cobra and were able to spit poisonous venom! Well, throughout the history of life (and specifically during the evolution of complex eukaryotic cells) things like this happened all the time. Adam Jacobson explains endosymbiosis, a type of symbiosis in which one symbiotic organism lives inside another.
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