living+system+heirarchy

=Living System Heirarchy=

toc Read here about the heirarchy of living systems, a series of scales that characterizes life as we know it.

=Overview=

 =Images of Living Systems Heirarchy=

Antelope
In this image, we see from top to bottom
 * the galaxy, showing the Milky Way
 * the biosphere, showing a portion of planet Earth from space.
 * an ecosystem showing a snake, antelope, hawk, bushes, grass, rocks and stream
 * a community showing a snake, antelope, hawk, bushes and grass
 * a species population, showing aherd of pronghorn antelope
 * an organism, showing a pronghorn antelope
 * an organ system, showing the nervous system of a pronghorn antelope
 * an organ, showing the brain of a pronghorn antelope
 * a tissue, showing mammalian nervous tissue
 * a cell, showing a mammalian nerve cell
 * organelles, showing a mitochondrion, chrloroplast and cell nucelus
 * molecules, showing water, glucose, and DNA
 * atoms, showing hydrogen, carbon, nitrogen and oxygen

Scalometer of Living Systems Heirarchy
 The scalometer depicts, in order from large to small
 * the galaxy, NASA's depiction of the Millky Way galaxy
 * the biosphere, NASA's photo of Earth from the Moon taken by the Apollo astronauts.
 * an ecosystem, a satellite photo of the Red Sea from space.
 * a community, showing a school of fish and their habitat.
 * a population, a photo of a school of fish swimming.
 * a multicelled organism, showing a single fish.
 * an organ, showing the gills of the fish.
 * a tissue, showing some skin and structural cells of the fish.
 * a cell, showing a cartoon of a Eukaryotic cell.
 * a molecule, showing a stick and ball model, a space filling model, and a proteomic folded model
 * an atom, showing an electron cloud surrounding a hydrogen atom

=Links and Citations= See Living Systems by James Miller.