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Diversity of Life: Introduction to Biological Classification

BioEd Online. Diversity of Life: Introduction to Biological Classification. BioEd Online. Why Do We Classify Organisms?. Biologists group organisms to represent similarities and proposed relationships.

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Diversity of Life: Introduction to Biological Classification

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  1. BioEd Online Diversity of Life: Introduction to Biological Classification

  2. BioEd Online Why Do We Classify Organisms? • Biologists group organisms to represent similarities and proposed relationships. • Classification systems change with expanding knowledge about new and well-known organisms. Tacitus bellus

  3. BioEd Online Classification • Binomial Nomenclature • Two part name (Genus, species) • Hierarchical Classification • Seven Taxonomic Catagroies • Systematics • Study of the evolution of biological diversity Leucaena leucocephala Lead tree

  4. BioEd Online Binomial Nomenclature • Carolus von Linnaeus • Two-word naming system • Genus • Noun, Capitalized, Underlined or Italicized • Species • Descriptive, Lower Case, Underlined or Italicized Carolus von Linnaeus(1707-1778) Swedish scientist who laid the foundation for modern taxonomy

  5. EXAMPLE of how to write Scientific Name

  6. BioEd Online Hierarchical Classification • Taxonomic categories • Kingdom King • Phylum Philip • Class Came • Order Over • Family For • Genus Good • Species Spaghetti

  7. Kingdoms and Domains The three-domain system Bacteria Archaea Eukarya The six-kingdom system Bacteria Archaea Protista Plantae Fungi Animalia The traditional five-kingdom system Monera Protista Plantae Fungi Animalia

  8. 5/6 Kingdoms of Organisms • Bacteria (Monera) • Archeabacteria • Eubacteria • Protists • Fungi • Plants • Animals

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