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Levels of Organization

Levels of Organization

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Levels of Organization

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  1. Levels of Organization

  2. Atoms • Smallest part of matter • NON-living

  3. Molecules • 2 or more bonded atoms • Form compounds • NON-living

  4. Macromolecule • Very large molecules • Proteins, fats, carbohydrates • NON-living

  5. Organelles • “Tiny organs” • Made of macromolecules

  6. Cells • Made of organelles • Basic unit of structure & function • LIVING

  7. Tissues • The same kind cells working together • LIVING

  8. Organs • Tissues that work together. • LIVING

  9. Organ Systems • Organs that work together • LIVING

  10. Organisms • Entire living things • Usually made of systems • May be a single cell • LIVING

  11. Population • Same type of organism living together.

  12. Community • Several populations living together • Populations interact

  13. Ecosystem • A biotic (living) community plus the abiotic (nonliving) features

  14. Biome • Similar ecosystems on earth together

  15. Biosphere • Whole living layer around the globe • Includes abiotic features http://people.hofstra.edu/geotrans/eng/ch8en/conc8en/envisys.html