heterotroph

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heterotroph

(hĕt`ərətrōf'), living organism that obtains its energy from carbohydrates and other organic material. All animals and most bacteria and fungi are heterotrophic. In contrast, autotrophsautotroph
, in biology, an organism capable of synthesizing its own organic substances from inorganic compounds. Autotrophs produce their own sugars, lipids, and amino acids using carbon dioxide as a source of carbon, and ammonia or nitrates as a source of nitrogen.
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 are organisms that use inorganic substances as energy sources and carbon dioxide as a carbon source.

heterotroph

[′hed·ə·rō‚träf]
(biology)
An organism that obtains nourishment from the ingestion and breakdown of organic matter.
References in periodicals archive ?
Our results support that small streams might show catastrophic shifts between net autotrophy and heterotrophy after dredging, reflecting potentially important implications on organic matter cycling and silting up controls in extensive inland flooded areas at low latitudes.
Growth of a temperate coral: effects of temperature, light, depth and heterotrophy.
The oligotrophic condition, P- and light limitation in Peri Lake resulted in heterotrophy (R>NPP) in all sampled months, typical of oligotrophic lakes (Cole et al.
capitata in relation to energy derived from both photosynthesis and heterotrophy.
of the degree of tissue heterotrophy (Borkowska & Szczerba, 1991).
Algal populations in Arctic sea ice: An investigation of heterotrophy.
Our results and modeling efforts support the hypothesis that inverted biomass pyramids in lake plankton result from the utilization of external sources of organic matter, and therefore reflect the degree of heterotrophy in pelagic communities.
The GPP:R ratio is a measure of the proportional autotrophy or heterotrophy of a system, with 1.
The higher oxygen demand of detritus and the potential dominance upon other submerged native macrophytes, provides changes in the ecosystem in medium and long term as accumulation of particulate refractory material in the sediments and the increased of anaerobic heterotrophy.
The presence of nearly complete glycolysis and pentode phosphate pathways indicates metabolic heterotrophy in SFB.