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Q&A Heterochiral biosphere: a two-handed world

Original post: Imagine a world in which both left- and right-handed chirality appeared and evolved into a variety of complex organisms comparable to post-Cambrian Explosion Earth (both plant an...

3 answers  ·  posted 8y ago by rek‭  ·  last activity 7y ago by rek‭

Question biology reality-check evolution xenobiology