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17.1 Classification Think about how things are grouped in a store or in your kitchen to help create order.

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Presentation on theme: "17.1 Classification Think about how things are grouped in a store or in your kitchen to help create order."— Presentation transcript:

1 17.1 Classification Think about how things are grouped in a store or in your kitchen to help create order.

2 Classification Classification – the grouping of objects based on similarities Taxonomy – branch of biology that groups and names organisms based on characteristics

3 Early Classification Aristotle, Greek philosopher 384-322 B.C. Plants Animals

4 Early Classification Carolus Linnaeus, Swedish botanist 1707-1788 Based on structural similarities Binomial nomenclature – two word naming system in Latin Genus species Homo sapiens Common name humans

5 Classification Today We still use the system Linnaeus used Taxonomic rankings Larger groups share traits Kingdom Phylum Class Order Family Genus species

6 Keys to evolutionary relationships Similar structure

7 Keys to evolutionary relationships Similar structure Breeding behavior

8 Keys to evolutionary relationships Similar structure Breeding behavior Location

9 Keys to evolutionary relationships Similar structure Breeding behavior Location Chromosome structure

10 Keys to evolutionary relationships Similar structure Breeding behavior Location Chromosome structure Biochemistry

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