Marine Biology Module 2 Test

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Autotrophs

Organisms that are able to produce their own food

Heterotrophs

Organisms that cannot make their own food and must obtain it from other organisms

Respiration

The process by which food is converted into usable energy for life functions

Homeostasis

The tendency of living organisms to control or regulate changes in their internal environment

Poikilotherm

An organism whose internal body temperature changes with its surrounding environment

Homeotherm

An animal whose internal body temperature doesn’t change

Binomial nomenclature

Identifying an organism by its genus and species name