What are the two main classes of water and how is water from a surface source, for example, from a lake, made safe to drink?
Answer to relevant QuestionsExplain the principle behind the Pasteur flask in studies on spontaneous generation. Why were the results of this experiment inconsistent with the theory of spontaneous generation? Identify the two major types of clostridial food poisoning. Which is most prevalent? Which is most dangerous and why? What are the major reservoirs for the pathogen that causes legionellosis? What aspects of pathogenesis distinguish this disease from other waterborne diseases? Argue a case for why perfringens foodborne illness can be considered both a food poisoning and a food infection. Explain why systemic fungal infections are typically seen only in certain individuals even though many people have contact with the pathogen, whereas an outbreak of giardiasis affects virtually everyone that has come in ...
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