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Dictionary » I » Internal environment

Internal environment

Definition

noun

(1) The outside of the cells inside the body of an organism.

(2) The extracellular fluid environment.


Supplement

The internal environment refers to the internal milieu of a multicellular organism. Every cell of a multicellular organism must regulate its surroundings to help keep a relatively stable internal environment.


Synonym:

Compare: external environment
See also: homeostasis.


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