Multiple Choice
Which one of the following situations would most likely promote bacterial contamination?
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1. Introduction to Microbiology
Members of the Bacterial World
Multiple Choice
Which of the following statements about the causative agents of viral hepatitis is correct?
A
Viral hepatitis is caused by Staphylococcus aureus.
B
Viral hepatitis is caused by hepatitis viruses such as hepatitis A, B, and C.
C
Viral hepatitis is caused by Escherichia coli.
D
Viral hepatitis is caused by Bacillus cereus.
Verified step by step guidance1
Step 1: Understand the definition of viral hepatitis. Viral hepatitis refers to inflammation of the liver caused specifically by viruses, not bacteria.
Step 2: Identify the causative agents of viral hepatitis. These are viruses named hepatitis A virus (HAV), hepatitis B virus (HBV), hepatitis C virus (HCV), and others like hepatitis D and E viruses.
Step 3: Recognize that Staphylococcus aureus, Escherichia coli, and Bacillus cereus are bacteria, not viruses, and are not responsible for viral hepatitis.
Step 4: Confirm that the correct statement is the one indicating that viral hepatitis is caused by hepatitis viruses such as hepatitis A, B, and C.
Step 5: Conclude that the other options mentioning bacterial causes are incorrect because viral hepatitis is strictly caused by viruses, not bacteria.
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