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Tag: biology for beginners

Proteins, Explained

Proteins, Explained

You’ve heard the word protein before. On a food label, in a biology class, from someone at the gym who will not stop talking about their macros. But strip away all of that and here’s what protein actually is: the molecule your body uses to do almost everything. Every reaction happening in your cells right now, every signal your body is sending, every structure holding your organs in place; there’s a protein behind it. You are, in a very literal…

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Your Body Builds Itself. But How Does It Know What to Make?

Your Body Builds Itself. But How Does It Know What to Make?

One cell. 37 trillion outcomes. Here’s the system running it all. You started as one cell. Not a particularly special looking one either. Just a tiny sphere, sitting there, with no obvious signs that it was about to do something quite insane. Because from that one cell came a brain, a spine, two eyes in exactly the right place, ten fingers, and a heart beating on the correct side of your chest. The same outcome, repeated across every human who…

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