Viruses cannot reproduce by themselves.
Often viruses are the cause of myocarditis.
The cause of myocarditis cannot reproduce by themselves.
the cause of myocarditis cannot what?
Options:
1) They may not survive.
2) direct damage to the lungs
3) A compound that donates proton
4) live by the shore
5) microorganisms
6) survive in a body
7) reproduce by themselves
8) eat by themselves