Homework

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Homework

1. Study for Ch 16 quiz
2. Complete Voc. For Ch. 17 all words

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ORGANIZING LIFES DIVERSITY

• Chapter 17

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Classification

• Ch. 17, Sec. 1

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How Classification Began

• Know the difference between these two terms!!!
• Classification grouping objects or info based
  on similarity
• Taxonomy branch that groups names organisms
  based on studies of different characteristics

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Aristotles Classification System

• Greek philosopher, work done in 300s B.C.E.
• Developed 1st system of classification
• Grouped into plants and animals
• Groups based on common characteristics
• Exhabitat

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Linnaeuss Classification System

• Did most work in mid-1700s
• Classification system was called Binomial
  Nomenclature
• Based on physical structural similarities of
  organisms

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How Living Things Are Classified

• Organisms ranked in taxa (categories) that range
  from broad to specific
• In order from
• 1. Kingdom
• 2. Phylum
• 3. Class
• 4. Order
• 5. Family
• 6. Genus
• 7. Species

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Working with your partner, come up with an
acronym to remember the order of the taxa. (you
have 5 min)

• 1. Kingdom
• 2. Phylum
• 3. Class
• 4. Order
• 5. Family
• 6. Genus
• 7. Species
• You will be turning this in, so make sure your
  names are on it and your responses are school
  appropriate!

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• Binomial Nomenclature 2 word naming system
• Genus species or Genus species
• Genus 1st word, capitalized a group of similar
  species
• species 2nd word, lower case describes a
  characteristic of the organism
• Underlined if handwritten, italicized if typed

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• Organisms have a scientific name a common name
• Scientific name is written in Latin

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The 6 Kingdoms

• Ch. 17, Sec. 2

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Classification Models

• Phylogeny evolutionary history of a species
• Cladogram model of phylogeny of species

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Prokaryotes are divided
into 2 kingdoms

• Archeabacteria live in extreme conditions (very
  salty, very hot, very acidic, etc.)
• Eubacteria all other bacteria

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Protists

• Protist eukaryote, lacks complex organ system
• Most diverse group

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Fungi

• Fungi absorb nutrients from materials in the
  environment
• Help decompose, break down organic material

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Plantae

• Autotrophs
• Eukaryotic

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Animalia

• Heterotroph
• Eukaryotic