Dispatch 6: Strange Times
Radiolab
00:00
The Butterfly Wing Could Be the Same Thing That Builds My Finger
The thing that builds the butterfly wing could be the same thing that builds my finger. The reason we all have these master toolkit genes, that's because we all came from the same creature way back in the beginning and these genes have been preserved. If so many creatures share the same set of master genes, well, then it's obviously how those genes are used. When you turn them on, how long they stay on, when you turn them off, and tempo. In other words, one of the big differences that explains the diversity of animals on this planet is time.
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