CLASSIFICATION SYSTEMS TAXONOMY aka systematics the study of

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CLASSIFICATION SYSTEMS

CLASSIFICATION SYSTEMS

TAXONOMY aka “systematics” the study of the classification of all living things

TAXONOMY aka “systematics” the study of the classification of all living things

WHY CLASSIFY? • Sets up an organized system so scientists can communicate. • Shows

WHY CLASSIFY? • Sets up an organized system so scientists can communicate. • Shows evolutionary linkages between organisms.

The Hierarchical System Kingdom Phylum Class Order Family Genus Species

The Hierarchical System Kingdom Phylum Class Order Family Genus Species

BINOMIAL NOMENCLATURE the system used to identify all organisms using a two part Latin

BINOMIAL NOMENCLATURE the system used to identify all organisms using a two part Latin name

Keys to Binomial Nomenclature Felis domesticus • Must be in Latin • Must be

Keys to Binomial Nomenclature Felis domesticus • Must be in Latin • Must be in italics or underlined • Genus (1 st word) must be capitalized • Species must be lowercase

Examples of Common Scientific Names • Canis familiaris - dog • Felis domesticus -

Examples of Common Scientific Names • Canis familiaris - dog • Felis domesticus - cat • Canis lupus - wolf • Vulpes vulpes - fox • Populus deltoides - cottonwood

There are estimated to be 5 -10 million species in this world. We have

There are estimated to be 5 -10 million species in this world. We have scientifically identified 1. 5 million of them.

THE FIVE KINGDOMS Monera Protista Fungi Plantae Animalia

THE FIVE KINGDOMS Monera Protista Fungi Plantae Animalia

Monera • Prokaryotic • Unicellular • Bacteria

Monera • Prokaryotic • Unicellular • Bacteria

Protista • Eukaryotic • Single celled / simple multicellular • Heterotrophs and Autotrophs •

Protista • Eukaryotic • Single celled / simple multicellular • Heterotrophs and Autotrophs • Includes organisms that “don’t fit”

Fungi • Eukaryotic • Chitin in wall (soft cell wall) • Heterotrophic • Reproduce

Fungi • Eukaryotic • Chitin in wall (soft cell wall) • Heterotrophic • Reproduce by spores

Plantae • Eukaryotic • Multicellular • Cells with cellulose in cell wall • Autotrophic

Plantae • Eukaryotic • Multicellular • Cells with cellulose in cell wall • Autotrophic • Photosynthetic

Animalia • Eukaryotic • Multicellular • Cells without walls • Heterotrophic

Animalia • Eukaryotic • Multicellular • Cells without walls • Heterotrophic