Which of the following is a DNA containing double shelled virus?
(1) Hepatitis A
(2) Hepatitis B
(3) Hepatitis C
(4) Hepatitis D
(2) Hepatitis B is popularly called serum hepatitis or transfusion hepatitis. The disease is caused by hepatitis B virus. The virus is spherical and double shelled. Genetic material is circular dsDNA. It is transmitted by infected blood or blood products contaminating phypodermic needles, blood transfusions, or tattooing needles, by sexual contact or by contact with any other body fluids. It often occurs in drug addicts. Symptoms include headache, fever, chills, general weakness and jaundice.