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Questions and Answers
What is the enzyme produced by H. pylori that converts urea to ammonia?
What is the enzyme produced by H. pylori that converts urea to ammonia?
- Amylase
- Protease
- Lipase
- Urease (correct)
Which bacterium causes human gas gangrene and produces an exotoxin leading to abdominal pain and diarrhea?
Which bacterium causes human gas gangrene and produces an exotoxin leading to abdominal pain and diarrhea?
- Clostridium perfringens (correct)
- Escherichia coli
- Streptococcus pyogenes
- Salmonella enterica
What antibiotic is commonly used to treat Clostridium difficile–associated diarrhea?
What antibiotic is commonly used to treat Clostridium difficile–associated diarrhea?
- Tetracycline
- Ciprofloxacin
- Penicillin
- Vancomycin (correct)
Which virus primarily infects the parotid glands, one of the three pairs of salivary glands in the digestive system?
Which virus primarily infects the parotid glands, one of the three pairs of salivary glands in the digestive system?
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In what phase is Clostridium perfringens classified based on its ability to form endospores?
In what phase is Clostridium perfringens classified based on its ability to form endospores?
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