Several hundred million years ago mosses and their kin went one way, evolutionarily speaking, and the lineage of trees and flowering plants went the other. Somehow, in the vast expanse of geologic ...
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La Cannabis sativa es una planta mundialmente conocida por producir una sustancia con propiedades psicoactivas y medicinales conocida popularmente como marihuana. Un equipo de investigadores acaba de ...
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