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Levels of Organization The Universe. Subatomic Particles. Protons, neutrons, and electrons. Atoms. Atoms. Building blocks of matter – listed on periodic of elements. Molecules. Molecules. More than one element/atom bonded together. Cell organelles. Cell organelles.
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Subatomic Particles • Protons, neutrons, and electrons Atoms
Atoms • Building blocks of matter – listed on periodic of elements Molecules
Molecules • More than one element/atom bonded together Cell organelles
Cell organelles • Parts that make the cell like: nucleus, cell membrane, chloroplasts Cells
cells • Building blocks of life – smallest living thing is made of one cell – humans are made of billions tissues
tissues • A group of cells working together organs
organs • A group of tissues working together Organ systems
Organ systems • A group of organs working together Organisms / species
Organisms/species • A unique living thing populations
populations • More than one organism living together in one place communities
communities • Different populations living in one place together ecosystems
ecosystems • A community of living things interacting with non-living things in one place biosphere
biosphere • All the parts of the Earth that support life – atmosphere, hydrosphere, lithosphere, and living things planets
planets • A celestial body large enough to have its own gravitational pull ( and that has been shaped into a sphere by that gravity) Solar systems
Solar systems • A collection of planets orbiting the same star/sun galaxies
galaxies • A collection of solar systems, stars, gas, and dust The known universe
The known universe • Everything: all galaxies, space, matter and energy