Lance Jenkins and his amazing vocabulary words. Woot woot!
Help!
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| radiometric | estimation of the age of an object by measuring content of certain radioactive isotopes
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| radioisotope | unstable isotope that break down and give off energy in the form of charged particles
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| half life | time it takes for one half of a given amount of a radio isotope to decay
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| microsphere | chains of amino acids can gather into tiny droplets
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| fossil | preserved or mineralized remains
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| cyanobacteria | phytosynthesis prokaryotes
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| eubacteria | prokaryotes that contain a chemical called peptidoalycan
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| archbacteria | prokaryotes taht lack petidoglycan in their cell walls and have unique lipids in cell membranes
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| endosymbiosis | mitochrondria are desendants of symbiotic aerobic eubacteria and cholorplasts are the decensants of symbotic
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| protists | make up a large, varied group that includes both multicellular and unicellular organisms
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| extinction | death of all members of a species. BYE BYE DINOSAURS!
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| mass extinction | episode where a large number of species become extinct. How the dinosaurs died:(
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| mycrorhizae | symbiotic associations between fungi and the roots of plants
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| multualism | relationship between two species in which both species benefit
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| arthrodg | kind of animal with a hard outer skeleton, a segmented body
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| vertebrate | an animal with a backbone
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| continental drift | movement of earth's land masses over earth's surface through geological time.
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| Lance | An awesome dude
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