Source(s): immigration nationality directorate border immigration uk border agency reference no: https://tinyurl.im/UEZro.
About 99% of mouse genes have a homolog in the human genome, and for 80% of these genes, the best match in the human genome has, in turn, its best match against the orthologous mouse gene in the conserved syntenic interval.
Genetic analysis has demonstrated that the DNA of modern day domestic cats throughout the world is almost identical to that of Felis sylvestris lybica, clearly showing that it is this species that gave rise to our domestic cats.