This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Virology, Subject name: Microbiology
HDV is -0 
Select and explain. 
A. SS-RNA virus, B. SS_DNA virus, C. DS-RNA virus, D. DS-DNA virus
A: SS-RNA virus
Answer: A: SS-RNA virus 
Explanation: HDV is a spherical 36 nm paicle with an outer coat composed of the hepatitis B ssurface antigen surrounding the circular single stranded RNA genome. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO-549