Heterotroph

Science / Marine Biology / Heterotroph: An organism that is unable to synthesize organic compounds (and thus its energy) from the environment and therefore fulfils its energy requirements by feeding on other organisms or organic matter. Compare autotroph.

Heterotrophic

Science / Biology / Heterotrophic: Refers to organisms, such as animals, that depend on preformed organic molecules from the environment (or another organism) as a source of nutrients/energy. MORE

Heterotrophic Algae

Science / Marine Biology / Heterotrophic Algae: Algae that take up organic molecules as a primary source of nutrition MORE

Heterotrophs

Science / Biology / Heterotrophs: Organisms that obtain their nutrition by breaking down organic molecules in foods; include animals and fungi. MORE

Autotroph

Science / Marine Biology / Autotroph: An organism that synthesizes organic molecules from inorganic starting materials through photosynthesis or chemosynthesis. Autotrophs are ecologically important as primary producers as they ultimately MORE

Herbivore

Science / Marine Biology / Herbivore: An organism that consumes plants MORE

Mixoplankton

Science / Marine Biology / Mixoplankton: Planktonic organisms that can be classified at several trophic levels. For example, some ciliates can be photosynthetic but also can ingest other plankton and are heterotrophic. MORE

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