30 Dec 2014 Home » Trivia Crack » What is a prion? What is a prion? Posted in Trivia Crack By emoji On December 30, 2014 Question: What is a prion? Choices: A bacteria A protein An atom A virus Correct answer: A protein Post Views: 188 Related Posts What kind of plants did Monet paint? What’s the general term for peas and green beans? In what country are the cities of Dunedin and Auckland located?