2022 BP/AP Astrobiology
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Last updated 11:50 AM on 10/27/22
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14 Terms
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astrobiology
the study of life in space
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extremophile
organisms that live in extreme environments
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organism
something that is alive
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unicellular
made of only one cell
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multicellular
made of 2 or more cells
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cell
the smallest unit of a living thing that is alive
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exoplanet
planet orbiting a star outside our solar system
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plants and animals
example of multicellular
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bacteria
example of unicellular
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conditions for life
liquid, energy and CHON
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CHON
carbon, hydrogen, oxygen, nitrogen
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energy for life
heat energy from stars or planets
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habitable zone
region around a star where liquid water could be present on a planet's surface
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light year
the distance light travels in one year
Note 
Flashcards (44)