What Is The Only Life Function That Viruses Can Carry Out And What Is Needed To Carry Out This Function?

What Is The Only Life Function That Viruses Can Carry Out And What Is Needed To Carry Out This Function? Without a host cell, viruses cannot carry out their life-sustaining functions or reproduce. They cannot synthesize proteins, because they lack ribosomes and must use the ribosomes of their host cells to translate viral messenger RNA