What Is The Order Of The Universe Smallest To Largest?

The order of the universe, from smallest to largest, is: subatomic particles, atoms, molecules, cells, tissues, organs, systems (e.g. circulatory), organisms (e.g. humans), populations (e.g. of a species), communities (e.g. ecosystems), biomes (terrestrial or aquatic), and finally the entire biosphere or ecosphere that encompasses all life on Earth

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