Retrotransposons Are the Major Contributors to the Expansion of the Drosophila ananassae Muller F ElementW. Y. M. Leung, Christopher D. Shaffer, +273 authors Sarah C. R. ElginG32017The discordance between genome size and the complexity of eukaryotes can partly be attributed to differences in repeat density. The Muller F element (∼5.2 Mb) is the smallest chromosome in Drosophila… (More)