<prompt> The phenomenon of genetic reassoment ?Can occur during reovirus replicationInvolves the crossing over of genes within an RNA segmentCan occur during influenza virus replicationCan occur only with RNA viruses of plus polarity  <response>: Ans. is a i.e., Can occur during reovirus replication . The segmented genome of rotavirus allow genetic reassoment exchange of genome segments between virus during co-infection. . Rotavirus is a reovirus. . Dont get confuse with option c in influenza virus there is antigenic variation not genetic reassoment. 