What exactly is cryopreservation? 🧬    The science of freezing DNA so it can be used later may seem like something from a sci-fi film, but in reality it’s helping conservation efforts across the globe.   Head to the link in our bio to watch the full episode of ‘Save Our Species’ with Hank Green 🌍 . . . . #Science #Cryopreservation #HankGreen