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Download forming the cell wall. One way bacteria are classified is by their shape
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domain of unicellular prokaryotes that have cell walls containing peptidoglycans Peptidoglycans is a polymer consisting of sugars and amino acids that forms a meshlike layer outside the plasma membrane of bacteria (but not Archaea), forming the cell wall. • One way bacteria are classified is by their shape • Bacillus – rod-shaped bacterium • Coccus – spherical bacterium • Spirillum - spiral or corkscrew-shaped prokaryote Disease Transmission Bacterium Symptoms Lyme Disease Tick Bite Borrelia burgdorferi Bull’s eye rash at site of bite, fever, muscle aches, joint aches Tetanus Injection, broken skin Clostridium tetani Severe muscle spasms, paralysis, death Bacterial meningitis exchange of Neisseria respiratory and meningitidis throat secretions High fever, headache, stiff neck, nausea, fatigue Tooth decay Always present in mouth Streptococcus mutans Destruction of tooth enamel Step Throat Streptococcus pyogenes Fever, sore throat, swollen glands Direct contact
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