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: 229 Related Posts What city did Peter Parker live in? What’s the name of the general lack of additional, unprompted content seen in normal speech? What’s the name of Kurt Cobain’s widow?