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Published byVernon Green Modified over 9 years ago
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Nuts & Bolts of Biodiversity
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Time 3 x 90 min sessions Plus field work
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Classification – taxonomy, keys Ecosystem services, migration, mitosis Extinction, evolution, convergent & divergent evolution
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Materials & Methods Iron fasteners – nuts, bolts, screws, cotter pins, washers Like above, except brass, Al, nylon, stainless steel 12 cm x 12 cm plywood sheet, drilled hole 12 cm x 12 cm metal sheet, drilled hole Magnets
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If running chromatography Solvents for extraction Running media
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Group AGroup BGroup CGroup D NO screws or bolts No nutsBolts Nuts Washers Cotter pins Washers Washers Screws Bolts Nuts – wrong sizes Etc. Washers
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Discuss features for classification Discuss convergent evolution
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Exercise Fasten the sheets
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Mix groups Try fastening exercise
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Discuss Ecosystem services Migration Symbiosis Adaptation
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Redistribute hardware Group A: Mix of all Group B: Mix of all except no stainless steel nuts
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Pass magnet
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Return to attaching 2 plates
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Biodiversity loss Loss of ecological services Extinction
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Field Work Backyard biodiversity –Collect leaves –Labeling Classification Check classification scheme against master list Can be done with macroinvertebartes
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Molecular Taxonomy Chlorophyll chromatography
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Discussion Backyard biodiversity –Issues of classification/taxonomy – selection of features Biodiversity & ecosystem services
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Feedback Needed lecture on the hardware
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Biodiversity - dynamic Seasonal changes Diurnal changes
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Ties in with Appearances Are Deceiving Used extensively in Puerto Rico field trip –Worksheets 2 & 3
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Problems Seasky website ???
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Thoughts Assign an article or two on –Classification –Biodiversity (species, taxonomic, ecosystem, genetic)
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