Hot pink flying squirrels
Unexplainable
00:00
The Green Fluorescent Protein (GFP)
A worm gene is swapped out with a green fluorescent protein, or GFP. All we have to do to look at it is shine blue light on it and wherever it's being made, we'll see green. We can follow the animals and say, okay, when during development is this made? And then other scientists took that tool in entirely new directions. Everyone wants more.
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