Question

Viroids differ from viruses in having?

• A. RNA molecules without protein coat
• B. DNA molecules with protein coat
• C. DNA molecules without protein coat
• D. RNA molecules with protein coat

Answer 1

The correct option is A RNA molecules without protein coat

Virus is the microorganism that made up of protein and has a protein coat as outer covering. Virus is of two types on the basis of genetic material either DNA containing or RNA containing. Whereas viriod is the smallest particle which contain RNA as a genetic material but do not contain protein as outer covering. Thus, the correct answer is option A.