quarkmeteor的笔记(66)
吃货的生物学修养 (1)
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1 脂肪的秘密 The Jackson Laboratory在基因突变层面区分出两种体型硕大的老鼠，ob肥鼠和db糖鼠。Douglas Coleman把两者之一与健康小鼠连体，发现： · 与糖鼠相连的正常小鼠变得体型瘦削，直至饿死，说明糖鼠的...
The Beauty of Chemistry: Art, Wonder, and Science (1)
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1. Effervescent: the beauty of bubbles · 可逆反应 / 勒夏特列原理 · 传说香槟的起源：某年冬季异常寒冷，导致一些葡萄酒未发酵完全(即还有剩余的糖)就被装瓶。气温回暖后，瓶中二次发酵，产生了格外多的二氧...
Invented by Animals (1)
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1. Shark – sleek swimmer Its skin is covered in tiny scales with little grooves and channels that help water flow along the body and reduce drag. The rough surface also stops barnacles, seaweed, a...
The Alchemy of Air (1)
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1. The Ends of the Earth · In 1898, Sir Williams Crookes called for chemists’ contribution to devise ways to synthesize fertilizers in lab. · Nitrogen, which is essential for crop growth, can on...