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How do bacteria cause disease?

How do bacteria cause disease This video will cover how and why bacteria cause diseases with Chlamydia and Staphylococcus aurous as two key examples. Learning objectives  Explain why pathogenic bacteria are heterotrophs and not autotrophs Describe why bacteria can be described as parasites Explain the difference between obligate pathogens and opportunistic pathogens and provide a bacterial example of each. Describe the life cycle of Chlamydia and explain why this makes Chlamydia a obligate pathogen Describe the life cycle of Staphylococcus aurous and explain the key differences between S. aurous and Chlamydia life cycles  Explain what hemolysin is and how it helps Staphylococcus aurous thrive and become pathogenic.