Viruses: Life Cycle and Disease · USMLE Step 1

A man returns from Africa with hemorrhagic fever caused by Ebola virus. To which viral family does Ebola belong?

  1. Filovirus
  2. Flavivirus
  3. Togavirus
  4. Orthomyxovirus
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Correct answer: Filovirus

Ebola is a filovirus, an enveloped negative-sense RNA virus known for causing severe hemorrhagic fever.

Difficulty: Medium Question 14 of 20

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