Classification

Why do we need a system?

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Carolus Linnaeus

·   Classification based on physical/structural feature

Binomial Nomemclature

·   2 part naming system

·   genus name

·   species name

·   provides advantages to indicate similarities

What is a species?

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Taxonomy – study of classification

Phylogeny – evolutionary history of species

Levels of Classification (taxa/taxon)

·   Kingdom

·   Phylum (Division)

·   Class

·   Order

·   Family

·   Genus

·   Species

Kingdoms

1.   divided into plants and animals

2.   divided into plants, animals, fungi, protests, bacteria

3.   Today we have 6 Kingdoms (2 prokaryotic, 4 eukarytotic)

Kingdom Monera (asexual reproduction)

·   Archabacteria

·   Eubacteria

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Kindgom Protista (sexual reproduction)

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Kingdom Fungi (sexual reproduction)

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Kingdom Plantae (sexual reproduction)

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Kingdom Anamalia (sexual reproduction)

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Where do virus’s fit?

Classification Keys

·   Efficient way of classifying organisms