能量，性，自杀 (豆瓣)-九游会j9官网ag登录入口

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• mankind has always looked to the stars, and wondered why we are here, whether we are alone in the universe. we ask why our world is alive with plants and animals, and what were the chances against it; where we came from, who our ancestors were, what our destiny holds in store. the answer to the question of life, the universe and everything is not 42, as douglas adams once had it, but an almost equally cryptic shorthand: it is mitochondria. for mitochondria teach us how molecules sprang to life on our planet, and why bacteria dominated for so long. they show us why bacterial sludge is likely to be the climax of evolution across this lonely universe. they teach us how the first genuinely complex cells came into being, and why, since then, life on earth has ascended a ramp of complexity to th... ()

  1赞 2015-12-24 21:46:31

• in our own case, our primate ancestors lost the gene for making vitamin c a few million years ago ()

  2015-12-16 09:17:45

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