| mixotroph | An organism able to assimilate organic compounds as carbon sources while using inorganic compounds as electron donors. Compare: autotroph, heterotroph. (09 Oct 1997) |
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| mixotrophy | The property of certain microorganisms that can assimilate organic compounds as carbon sources but not as energy sources. Origin: G. Mixis, mixture, fr. Mignumi, to mix, + trophe, nourishment (05 Mar 2000) |