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Levels of Organization of Living Things
This list matches my textbook, Prentic Hall's Biology.
Group of atoms; smallest unit of most chemical compounds
Smallest functional unit of life
groups of cells
Tissues, organs, and organ systems
Individual living thing
Group of organisms of one type that live in the same area.
Populations that live together in a defined area
Community and its non living surroundings
The part of the Earth that contains all ecosystems.