4 ms·

I was mislead by the title. "unknown genes" would have clued me in but I interpreted "no recognizable genes" completely differently.

• mirimir 7y ago
  Right. I was expecting something like prions.
  • XFrequentist 7y ago
    As was I, terrible title.
    • mirimir 7y ago
      The people who discovered prions thought that they were discovering a new virus. Except that it didn't contain DNA or RNA.