Las plantas, ils animals ed ils micro-organissems en il guaud furman ina biocenesa. Quella consista dals producents, dals consuments e dals reducents: Las plantas verdas construeschan la substanza vegetala, ils animals transfurman quella e las bacterias decumponan la substanza vegetala. [Tenor Biologia].
(Foto: Willtron / CC BY 3.0)
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