They are sequences of mRNA that can move around in the genome. They exist in corn, but are not found in the human genome. They are the most abundant type of repeat in the genome. All of the above are true regarding transposons.
Averages for San Juan in November. 1  The mountainous island of Puerto Rico in the northeastern Caribbean enjoys high temperatures all year round. 2  November sees temperatures of 21 to 30 degrees celsius - unimaginable for November back home in the UK.
San Juan is located along the north-eastern coast of Puerto Rico. It lies south of the Atlantic Ocean; north of Caguas and Trujillo Alto; east of and Guaynabo; and west of Carolina. The city occupies an area of 76.93 square miles (199.2 km2), of which, 29.11 square miles (75.4 km2) (37.83%) is water.