ISB 2-10-2011 - Ancestor did not become extinct What is...

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ISB 2-10-2011 pgs. 112-126 17:43 The moth changing colors in order to survive is microevolution. Agent of Natural Selection = Predators Microorgansims (bacteria): evolve in recent times  Many strains now are resistant to anti-biotics  Cause them to evolve because of over use What new species evolved in Michigan during the 19 th  Century? New species in Michigan: Cherry Fruit Fly No species adapted to living on cherries (planted in 1850’s) Cherry Fruit Fly is similar to Hawthorn Fruit Fly, and evolved from it
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Unformatted text preview: Ancestor did not become extinct What is Systematics? A system The science of the diversity of organisms Including phylogeny (pattern of descent) and biogeography (distribution in physical space) Kingdom Phylum Class Order Family Genus Species Mammals are in the phylum Chordata List 3 taxonomic categories above the rank of species Speciation: has divided up lineages into subgroups called species. Divided into 4.5 million species. 17:43 17:43...
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This note was uploaded on 10/04/2011 for the course ISB 200 taught by Professor Ralphtaggart during the Spring '09 term at Michigan State University.

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ISB 2-10-2011 - Ancestor did not become extinct What is...

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