BACTERIA

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BACTERIA
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Archaebacteria

• Can be in oxygen free areas
• Lives in water like the Dead Sea
• Lives in hot, acidic water - sulfur springs

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Eubacteria

• Heterotrophs - feed on dead
• Chemosynthesize - make energy using chemicals
• Photosynthesize

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Bacteria Shapes

• Spheres called cocci or coccus
• Rods called bacillus
• Spirals called spirullium

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Bacteria Growth Patterns
Diplo means they are paired Staphylo - grow in
grape-like clusters Strepto - grow in long chains
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BACTERIA CELL COMPONENTS

• FLAGELLA
• CAPSULE
• CELL WALL
• PLASMA MEMBRANE
• DNA
• PILLI - Hair-like structures that help the
  bacteria to stick to surfaces

• PENICILLIN KILLS BY PUTTING HOLES IN THE CELL
  WALL.
• OSMOSIS RESULTS AND THE BACTERIA BURSTS.
• Alexander Fleming discovered penicillin on
  accident using bread molds

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VOCABULARY

• Reproduction - Asexual (binary fission)
• Obligate aerobes - bacteria that use oxygen
• Obligate anaerobes - bacteria that do not use
  oxygen
• Endospores - Hard outer covering used as
  protection during hibernation periods

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VOCABULARY

• Toxin - Poison that some bacteria make
• Bacteria can be good for nitrogen fixation,
  recycling, food, medicine, cleaning your skin

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Antibiotics Chemical which attacks and kills a
bacteria. Penicillin is an example.

• BACTERIA DISEASES
• Pneumonia
• Tetanus
• Typhoid
• Bubonic Plague
• Strep Throat
• Salmonella
• Diptheria

• Tuberculosis
• Gangrene