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by D-Coder
447 days ago
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"Everything in biology is more complicated than it looks." DNA is where we get our physical attributes (modulo environment). No, a lot of DNA is "junk," i.e. we don't yet understand what it does. No, a lot of functional DNA is turned on or off by the epigenome. No, a lot of our metabolism is affected by our biome — thousand of species of bacteria that turn up or down various reactions, or produce other chemicals that we need... |
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