Microbiology

A. Antibody of HBs Ag is associated with resistance to infection
B. Antibody to HBC is not protective
C. Highest titres of anti HBC are found in persistent carriers of HBs Ag
D. CMI disappears soon after recover

A. Cytopathic changes in culture cells
B. Presence of viral protein in the infected monolayer
C. Haemagglutination test
D. Haemagglutination inhibition test

A. HBV
B. IgG anti HAV
C. Delta Virus
D. HBC Ag

A. Failure to thrive
B. Have infections
C. 50% chances to have AIDS
D. All are true

A. 24 Hrs
B. 3-4 days
C. 2 weeks
D. 10 days

A. Cytotropic
B. Dermatotropic
C. Chromophilic
D. Neurotropic

A. Presence of either DNA or RNA
B. Simple structure
C. Complex multiplication
D. All of the above

A. Hepatitis B virus
B. Hepatitis C virus
C. Hepatitis D virus
D. Hepatitis E virus