Identify the true fact about the virus:
Correct answer: C. Viruses evolved before bacteria.
- A. The viruses were discovered 2 billion years ago.
- B. The viruses came from outer space.
- C. Viruses evolved before bacteria.
- D. They can infect all types of cells.
Explanation
The true fact about viruses is that c) viruses evolved before bacteria. The other options (a, b, and d) are not accurate statements. Viruses were not discovered 2 billion years ago; there is no scientific evidence to support that they came from outer space, and they have specific host ranges and cannot infect all types of cells.
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