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Diplococci Neisseria gonorrhoeae. Streptococci Streptococcus pyogenes.

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Presentation on theme: "Diplococci Neisseria gonorrhoeae. Streptococci Streptococcus pyogenes."— Presentation transcript:

1 Diplococci Neisseria gonorrhoeae

2 Streptococci Streptococcus pyogenes

3 Staphylococci Staphylococcus aureus

4 Gram + and Gram - cocci

5 Bacilli Escherichia coli

6 Spirals spirochetes & spirillum

7 Filament

8 Filaments

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10 Vibrio Vibrio cholerae

11 Epulopiscium fishelsoni

12 Thiomargarita namibiensis

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19 Bacteria are traditionally divided into two major categories. What are they and what are the differences that distinguish the two categories (color is an insufficient answer)? THE QUESTION: THE ANSWER: Bacteria have been divided into Gram positive and Gram negative. Gram positive bacteria have a thicker cell wall (20- 80nm) than Gram negative bacteria (2-7 nm). Gram negative bacteria also have an outer membrane outside of the cell wall.

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22 Thiomargarita namibiensis

23 Magnetosomes Magentospirillum magnetotacticum

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26 Cellulose and Starch

27 Glycogen Sugar storage form in animals Large stores in muscle and liver cells When blood sugar decreases, liver cells degrade glycogen, release glucose

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