One of my favorite childhood summertime memories is being surrounded by fireflies. As the sun set, their shimmering glow would spark up the backyard like delicate fairy lights. The fact that living beings could produce light felt like magic.
But it’s not magic. It’s enzymes.
Enzymes are the catalysts of life. They drive every step of our metabolism, power photosynthesis in plants, propel viruses to replicate—and in certain organisms, trigger bioluminescence so they shine like diamonds.
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