"0"^^ . "any of a group of viruses that contain two single-strand linear RNA molecules per virion and reverse transcriptase (RNA to DNA); the virus transcribes its RNA into a cDNA provirus that is then incorporated into the host cell"@en-us . "101336282"^^ . "0"^^ . "101262352"@en-us . "01336282-n"^^ . . . . . "any of a group of viruses that contain two single-strand linear RNA molecules per virion and reverse transcriptase (RNA to DNA); the virus transcribes its RNA into a cDNA provirus that is then incorporated into the host cell"@en-us . . . "retrovirus"^^ . . . . "retrovirus"@en-us . .