Download Levels of Organization: simplest complex

Levels of Organization
Levels of Organization: simplestcomplex
1. Atom: the basic unit of matter
2.
Molecule: a group of at least two
atoms or more
3.
Organelle: a specialized subunit
within a cell that has a specific
function
4.
Cell: the basic unit of life
Levels of Organization: simplestcomplex
5. Tissue: 2 or more cells working together
6. Organ: 2 or more tissues working
together
7. Organ System: 2 or more organs working
together
8. Organism: living things that possess all
of the characteristics of life
Levels of Organization: simplestcomplex
9. Population: group of organisms of ONE
SPECIES in the same place that interbreed
10. Community: two or more populations
together
11. Ecosystem: a community + abiotic (nonliving)
factors
12. Biosphere: The portion of Earth that
supports living things