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Lecture 6, diversity.pp - Diversity The Domains NATS 1690...

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NATS 1690 - Diversity - Domains 1 Diversity - The Domains
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NATS 1690 - Diversity - Domains 2 References Custom Textbook – An Introduction to Biological Evolution , 3/ed, 2009 Pages 41-54
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NATS 1690 - Diversity - Domains 3 Lecture Outline Domains Kingdoms
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NATS 1690 - Diversity - Domains 4 Domains & Kingdoms Three Domain System The Six Kingdom System The Five Kingdom System Bacteria Archeae Eukarya Bacteria Archeae Protista Plantae Fungi Animalia Monera Protista Plantae Fungi Animalia
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NATS 1690 - Diversity - Domains 6 Domain Bacteria - Everywhere! 100 µm 20 µm 0.5 µm
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NATS 1690 - Diversity - Domains 7 Bacteria are very successful at surving About 80% to 90% of biomass of planet - about 2,500 known species General features… One circular DNA molecule secured at nucleoid No nuclear membrane (no nucleus) Lack complex membrane bound organelles Simple cytoplasm with ribosomes and no membrane-bound organelles Some posses flagella for motility Cyanobacteria are photosynthetic Bacteria on a syringe tip
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NATS 1690 - Diversity - Domains 8 Bacteria have a simple structure
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NATS 1690 - Diversity - Domains 9 Bacteria have one of 3 general shapes depending on which species they are
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NATS 1690 - Diversity - Domains 10 Bacteria multiply by the asexual process called BINARY FISSION
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NATS 1690 - Diversity - Domains 11 Some bacteria exchange portions of their genetic material through CONJUGATION
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