A Fly That Walks on Feces and Picks Up E

question 45

Multiple Choice

A fly that walks on feces and picks up E. coli O157:H7 then lands on food and transfers the microorganisms, is considered a

• A) mechanical vector.
• B) biological vector.
• C) mechanical OR biological vector.
• D) fomite.
• E) cross-contaminator.

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