Cultivable (in vitro) hepatitis virus is -: (A) Hepatitis A, (B) Hepatitis B, (C) Hepatitis C, (D) Hepatitis D
Answer is A. HAV can be grown in some human and simian cell cultures and is the only human hepatitis virus which can be cultivated in vitro. REF:ANANTHANARAYAN AND PANIKER'S TEXTBOOK OF MICROBIOLOGY 9TH EDITION PAGE NO-541