adaptation - Helps an organism survive. Ex=thick fur!, evolution - Populations accumulate inherited changes, fossil - remains of a once living organism, vestigial structure - once useful anatomical structure. TAIL BONE!, overproduction - having more offspring than will survive, speciaiton - Alligators and crocodiles , variation - organisms are a little bit different from each other, beak shape - this decided what food source the finches would eat, acid - a PH from 0 - 6.9, base - a PH from 7.1 - 14, absolute dating - measuring unstable atoms, extinct - species that has died out completely, plate tectonics - Pangea, evidence for evolution, Mesozoic era - age of reptiles!, Precambrian - beginning of Earth,

Evolution!

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恢復自動保存: ?