Mobile genetic elements

Mobile genetic elements (MGE) are a type of DNA that can move around within the genome. They include: The total of all mobile genetic elements in a genome may be referred to as the mobilome.
 * Transposons
 * Retrotransposons
 * DNA transposons
 * Insertion sequences
 * Plasmids
 * Bacteriophage elements, like Mu which integrates randomly into the genome
 * Group II introns