Chapter 5.1, Problem 1NP

Which statements are accurate regarding properties of viruses? Select all that apply.

1. a. Viruses are cell structures that are compact and economical.
2. b. Viruses can be living molecules outside the host cell.
3. c. The basic structure of a virus is composed simply of a protein shell.
4. d. Viruses do not contain enzymes for most metabolic processes.
5. e. Viruses contain either DNA or RNA.