An ecosystem contains living and nonliving things.
A.organ
B.cells
C.organ system
D.organism​


Sagot :

Answer:

D. ORGANISM

Explanation:

In biology, an organism is any individual entity that embodies the properties of life. It is a synonym for "life form". Organisms are classified by taxonomy into groups such as multicellular animals, plants, and fungi; or unicellular microorganisms such as protists, bacteria, and archaea.

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