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STEELE

STEELE--HISTORY OF LIFE CHPT 17

QuestionAnswer
MICROSPHERE TINY BUBBLES FORMED BY LARGE ORGANIC MOLECULES
PERIOD TIME SPAN SHORTER THAN AN ERA
PALEONTOLOGIST SCIENTIST WHO STUDIES FOSSILS
INDEX FOSSILS USED TO COMPARE THE RELATIVE AGES OF FOSSILS
EXTINCT DESCRIBES A SPECIES THAT NO LONGER EXISTS
RELATIVE DATING METHOD USED TO DETERMINE A FOSSILS AGE BY COMPARING ITS PLACEMENT WITH THAT OF FOSSILS IN OTHER LAYERS OF SEDIMENTARY ROCK
COEVOLUTION PROCESS BY WHICH TWO SPECIES EVOLVE IN RESPONSE TO CHANGE IN EACH OTHER OVER TIME
ENDOSYMBIOTIC THEORY THAT EUKARYOTICC CELLS AROSE FROM LIVING COMMUNITIES FORMED BY SEVERAL PROKARYOTES
SCALE MEASURES EVOLUTIONARY TIME
ERA SPAN OF GEOLOGIC TIME THAT IS SUBDIVIDED INTO PERIOD
FOSSIL RECORD THAT PROVIDES EVIDENCE ABOUT THE HISTORY OF LIFE ON EARTH
HALF-LIFE LENGTH OF TIME REQUIRED FOR HALF OF THE RADIOACTIVE ATOMS IN A SAMPLE TO DECAY
MICROFOSSILS MICROSCOPIC FOSSILS
MACROEVOLUTION LARGE-SCALE EVOLUTIONARY CHANGES THAT TAKE PLACE OVER LONG PERIODS OF TIME
CONVERGENT
MICROFOSSILS MICROSCOPIC FOSSILS
MACROEVOLUTION LARGE-SCALE EVOLUTIONARY CHANGES THAT TAKE PLACE OVER LONG PERIODS OF TIME
ADAPTIVE RADIATION A SPECIES OR SMALL GROUP OF SPECIES EVOLVES INTO MANY NEW SPECIES
PUNCTUATED EQUILIBRIUM PATTERN OF LONG STABLE PERIOD INTERRUPTED BY BRIEF PERIOD OF MORE RAPID CHANGE
PRECAMBRIAN TIME UNICELLULAR LIFE EVOLVES
PALEOZOIC ERA MANY TYPES OF MARINE LIFE EVOLVE
CAMBRIAN PERIOD ANIMALS WITH SHELLS AND OUTER SKELETONS EVOLVE
ORDOVICIAN AND SILURIAN PERIODS JAWLESS FISHES AND FIRST LAND PLANTS APPEAR
DEVONIAN PERIOD ANIMALS BEGIN TO INVADE THE LAND
CARBONIFEROUS AND PERMIAN PERIODS VAST, SWAMPY FORESTS FLOURISH AND WINGED INSECTS EVOLVE
MESOZOIC ERA FLOWERING PLANTS APPEAR
CENOZOIC ERA MAMMALS EVOLVE ADAPTATIONS FOR LIFE ON LAND, SEA, AND IN THE AIR
Created by: Health
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