Sticky ends refers to one outcome of cleavage of DNA with a restriction enzyme. In this case, it refers to an overhang which is produced when restriction enzymes cut the two DNA strands four base pairs from each other, creating a four-base 5' overhang in one molecule and a complementary 5' overhang in the other.
Haysi, Virginia. Haysi is a town in Dickenson County, Virginia, United States. The population was 498 at the 2010 census, up from 186 at the 2000 census, over which time period the town's area tripled. The pronunciation of the final syllable is that of sigh.
Northumberland County is a county located in the Commonwealth of Virginia. As of the 2010 census, the population was 12,330. Its county seat is Heathsville. The county is located on the Northern Neck and is part of the Northern Neck George Washington Birthplace AVA winemaking appellation.he area was occupied at the time of English settlement by the Algonquian-speaking historic tribes of the Wicocomico and Chickacoan. The county was created by the Virginia General Assembly in 1648 during a period of rapid population growth and geographic expansion.