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Questions and Answers
What is the primary Gram stain classification of Escherichia?
What is the primary Gram stain classification of Escherichia?
- Gram-positive
- Gram-neutral
- Gram-variable
- Gram-negative (correct)
Which agar typically shows large red colonies when E. coli ferments lactose?
Which agar typically shows large red colonies when E. coli ferments lactose?
- MacConkey agar (correct)
- Chocolate agar
- Mannitol salt agar
- Blood agar
What is the primary clinical syndrome caused by E. coli outside hospitals?
What is the primary clinical syndrome caused by E. coli outside hospitals?
- Pneumonia
- Meningitis
- Urinary tract infection (correct)
- Skin infection
What temperature range does E. coli grow well over?
What temperature range does E. coli grow well over?
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What protects E. coli from the bactericidal effect of phagocytes in the absence of specific antibodies?
What protects E. coli from the bactericidal effect of phagocytes in the absence of specific antibodies?
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