Hepatitis A virus is?: (A) Flavivirus, (B) Calcivirus, (C) Hepadnaviridae, (D) Defective virus
Answer is C. Ans. is 'c' i.e., Hepadnaviridae Hepatitis B virus, abbreted HBV, is a double stranded DNA virus, a species of the genus Ohohepadnavirus, and a member of the Hepadnaviridae family of viruses