Kingdom Monera Archaebacteria and Eubacteria 1 Characteristics l

Kingdom Monera (Archaebacteria and Eubacteria) 1

Characteristics l Prokaryotes l Unicellular l Autotrophic or heterotrophic 2

Two Kingdom in 6 kingdom system Archaebacteria Eubacteria -live in extreme -common conditions bacteria (such as hot springs or salt mines) 3

Types Gram positive vs. Gram negative 4

Shapes 1. Cocci = _______ 2. Bacilli = _______ 3. Spirilli = _______ 5

Grouping l _______= l _______ l _____ clusters (ex. staphylococcus) = filaments (ex. streptobacillus) = two 6

Structures l l l _____ - made of peptidoglycan (polysaccharides cross-linked by short chain of AA); different from plant cell wall(cellulose) ____ – protective layer around cell wall which helps them stick to surface. ______ – hair-like extensions which help to attach to a surface. ____ – circular DNA ____ – whip-like tail 7

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Nutrition Autotrophic (Cyanobacteria) Photosynthetic Chemosynthetic l Heterotrophic -decomposers = feed on dead organisms l 9

Respiration l _______ – cannot survive in the presence of oxygen l _______ – can live with or without oxygen (ex. E. coli) l _______ – Must have oxygen to survive. (ex. Mycobacterium tuberculosis-lives in the lungs) 10

Reproduction ______ (asexual) One cell splits into two cells that are identical to parent cell _____ (sexual) One bacterium transfers a copy of its DNA to another bacterium through a ______. Results in new genetic combination. 11

Pathogenic bacteria l Pneumonia, food poisoning, strep throat, TB, syphilis, gonorrhea 12

Beneficial bacteria l Food production Yogurt, cottage cheese, cream cheese, sour cream o Medicine Insulin, water treatment 13

Self-quiz l http: //www. iq. poquoson. org/7 science/ba cteria/bacteria. htm 14