<prompt> E antigen HBeAg of hepatitis B virus is a product of which geneSCpx  <response>: Ans. is b i.e., C Genes gene products The genome of HBV is made of circular DNA, but it is unusual because the DNA is not fully double stranded -- one of the strands is incomplete and other is complete - paially double stranded DNA. There are four known genes encoded by genome -- C , X, P ,S. 