BioBookNotesCh19

BioBookNotesCh19 - CHAPTER 19: CLASSIFICATION: WHAT'S IN A...

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CHAPTER 19: CLASSIFICATION: WHAT’S IN A NAME? Is the Red Wolf a Species?- it’s just a hybrid between the grey wolf and the coyote 19.1 WHY IS IT DIFFICULT OT NAME AND CLASSIFY ORGANISMS? Taxonomist – biologist who classifies organisms Grouping species into higher taxa (families, orders, or classes) WHY DO WE NAME THINGS? Naming objects allows us to both distinguish one object from another and assign objects to groups of similar objects. Understanding the evolutionary relationships among organisms has practical value. WHAT DID LINNAEUS’S SYSTEM OF CLASSIFICATION ACCOMPLISH? Hierarchy – an arrangement where larger groups contain smaller groups, which contain other still smaller groups Genera – plural for “genus” Domain – humans are Eukarya Kingdom – humans are Animalia Phylum – humans are Chordata Class – humans are Mammalia Order – humans are Primates Family – humans are Hominidae
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This note was uploaded on 04/07/2008 for the course BIOL BC1001 taught by Professor Shepard during the Fall '06 term at Columbia.

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BioBookNotesCh19 - CHAPTER 19: CLASSIFICATION: WHAT'S IN A...

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