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Unformatted text preview: Without them breaking down, we would have about 12 ft of dead material across Louisiana in less than a year. The penicillium sp. Fungi PWNS BACTERIAS LOL Domain Eukarya – Animalia Insects are the largest group lol. Major Groups Domain Bacteria Domain Archaea Domain Eukarya – Protista Domain Eukarya - Plantae Domain Eukarya - Fungi Domain Eukarya – Animalia Early Earth Reducing Atmosphere Covered in water 3.5 BYA, first cells are estimated to have appeared (prokaryotic) All were heterotrophic. All anaerobic due to the reducing atmosphere About 2.7 BYA, oxygen begins to accumulate due to organisms beginning to undergo photosynthesis 2.1 BYA, first eukaryotic cells appear (probably due to the oxidizing atmosphere) 1.2 BYA, multicellular eukaryotes. About .5BYA the plants, fungi & animals colonize land. All speculated to have nearly same genetic code, very few variations....
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This note was uploaded on 03/09/2010 for the course BIOL 1201 taught by Professor Wishtichusen during the Spring '07 term at LSU.
- Spring '07