Dictionary » C » Chemotroph



noun, plural: chemotrophs

An organism (typically a bacterium or protozoan) that obtains energy through chemical process, which is by the oxidation of electron donating molecules from the environment, rather than by photosynthesis.


Chemotrophs obtain energy mainly from carbon dioxide and from other inorganic chemicals. Chemotrophs can be chemoautotrophs or chemoheterotrophs.

Word origin: chemo- + troph = nourishment.
Related forms: chemotrophic (adjective)

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Alternative Theories to Evolution

... i struggle with exogenesis, what other entries are there into our planet other than a meteorite? And to survive in space it would need to be a chemotroph or something, but even then it doesn't have most material available that our current organisms use - water,co2,o2 etc. Even if it did survive ...

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by futurezoologist
Mon Jun 15, 2009 10:50 pm
Forum: Evolution
Topic: Alternative Theories to Evolution
Replies: 13
Views: 13324

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