DNA intermediates in the replication of retroviruses are structurally (and perhaps functionally) related to transposable elements.
D000818:Animals; D002472:Cell Transformation, Viral; D002872:Chromosome Deletion; D004251:DNA Transposable Elements; D004279:DNA, Viral / Q000235:genetics*; D005786:Gene Expression Regulation; D005814:Genes, Viral; D051381:Rats; D011995:Recombination, Genetic; D012091:Repetitive Sequences, Nucleic Acid; D012190:Retroviridae / Q000235:genetics*; D014158:Transcription, Genetic; D014779:Virus Replication
D004251:DNA Transposable Elements; D004279:DNA, Viral