Caption Heading Paragraph (2 pts) Which of the following best describes Escheric

Question

Caption Heading Paragraph (2 pts) Which of the following best describes Escherichia coli? A. Usually a human pathogen B. Sometimes a human pathogen C. Never a human pathogen (2 pts) Which of the following best describes Serratia? A. Usually a human pathogen B. Sometimes a human pathogen C. Never a human pathogen (2 pts) Which of the following best describes Enterobacter? A Usually a human pathogen B. Sometimes a human pathogen C. Never a human pathogen (2 pts) Which of the following best describes Citrobacter A. Usually a human pathogen B. Sometimes a human pathogen C. Never a human pathogen (2 pts) Which of the following best describes Proteus? A. Usually a human pathogen B. Sometimes a human pathogen C. Never a human pathogen ? NI a (@ w N

Explanation / Answer

E.coli is sometimes a human pathogen . It resides normally in human and animals but are harmless but some serotypes or strains are harmful and they causes infection.

Serratia is also sometimes a human pathogen. It is an opportunistic organism . It also infects plants animals and humans .

Enterobacter is usually a human pathogen causing nisocomial or hospital acquired infections. But it also infects some plants.

Citrobacter is sometimes a human infection as it causes infections in animals also.

Proteus is usually a human infection. It is gram negative organism causing a wide range of infections

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