what is life? what is life? modern classification modern classification animals: simple &...
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Biological Classification
What is Life?
Modern Classification
Animals: Simple & Complex
What is Life?
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?A. Define Life
B. Characteristics of Life
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What is Life?
author unknownaddress unknownaccessed unknown
A. Define Life
B. Characteristics of Life
ClickSource Unknown
What is Life?
author unknownaddress unknownaccessed unknown
A. Define Life
B. Characteristics of Life
ClickSource Unknown
What is Life?
author unknownaddress unknownaccessed unknown
A. Define Life
B. Characteristics of Life
ClickSource Unknown
What is Life?
author unknownaddress unknownaccessed unknown
A. Define Life
B. Characteristics of Life
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A. Define Life
1. Life is best defined through an understanding of the characteristics of life
a. RINGER’S solution_
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DEFINE THE WORD LIFE.
Think about it!
Think
B. Characteristics of Life
1. Made up of cells_
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2. Evolve and adapt_
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3. Grow and develop_
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4. Use energy (respire)_
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5. Respond to the environment (irritability)
a. movement?_
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6. Homeostasis (nourish and excrete)_
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7. Reproduce_
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8. Are highly organized_
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Modern Classification
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A. Classification
B. The Binomial Naming System
C. Dichotomous ID Key
A. Classification
1. Classification is grouping things based on similar characteristics
a. easier to find things
b. show how they share traits
2. Carolus Linnaeus developed a system of hierarchy using levels called taxons (groups)_
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THE LAST TIME YOU WENT SHOPPING AT THE SUPERMARKET, WHAT WHERE YOU LOOKING FOR AND HOW LONG DID IT TAKE YOU TO FIND IT?
Think about it!
Think
Kingdom (country)
Phylum (state)
Class (county)
Order (town)
Family (hood)
Genus (street)
Species (crib)_
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B. The Binomial Naming System
1. Binomial nomenclature- naming organisms by their Genus and Species
a. Homo sapiens
b. Drosophila melanogaster
c. Escherichia coli
2. Organisms belong to different species (discrete breeding groups)_
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C. Dichotomous ID Key
1. Classification can be used to identify evolutionary relationships
2. Dichotomous identification key can be used to identify organisms_
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Animals: Simple & Complex
A. Animals
B. Invertebrates
C. Vertebrates
A. Animals
1. Have a nucleus
2. Multicellular
3. Consumers
4. Reproduce sexually and asexually_
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WHAT ARE SOME TRAITS THAT ALL ANIMALS HAVE?
Think about it!
Think
B. Invertebrates
1. Sponges (Porifera)
2. Stinging Celled (Cnidaria)
3. Flatworms (Platyhelminthes)
4. Roundworms (Nematoda)
5. Soft Bodied (Mollusca)_
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6. Segmented Worms (Annelida)
7. Jointed Leg (Arthropoda)
a. insects
b. crustaceans
c. arachnids
8. Spiny Skin (Echinodermata)_
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C. Vertebrates
1. Vertebrates (Chordata)
a. fishes
1) jawless
2) cartilage
3) bony
b. amphibians
c. reptiles
d. birds
e. mammals_
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