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8th Grade Science- UddoName: _________________________________________Biological Evolution Guided NotesBiological Evolution Evolution - a change in the _____________________ of living things over timeOccurs by the process of ______________ _______________How does this work?First….There are ______________ in the traits of a populationTraits are controlled by ___________________ Sometime in the past, the variation probably came from a _____________________Mutation - Change in the ________________ makeup of a population of organisms Mutations can be______________________Harmful___________________Adaptations: Adaptation - _______________ that an organism inherits that helps it survive in its ___________________ ________________.Two types of Adaptations:Structural - _____________ _____________ of an organism, body part, body covering, shape of bodyEx. ______________for swimming, ________________ for flying, ______________, mimicryBehavioral – _______________ or things organisms do to meet a life need and surviveCan be ______________ or instinct Ex. ______________ in group, _____________, hibernation Draw a cartoon illustrating the oak tree and its adaptation from the Powerpoint notes. ................
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