A virus is a tiny organism that causes an infection in the body. Viruses are made up of the genetic material known as DNA or RNA, which the virus uses to replicate. In order for a virus to survive, it must invade and attach itself to a living cell.
In 1975, the name of the Borough of Richmond was changed to the Borough of Staten Island. There are two dates on the flag.The county government was established in 1683.n 1975, the name of the Borough of Richmond was changed to the Borough of Staten Island. There are two dates on the flag. The county government was established in 1683.
As of the 2010 census, the population was 204,214; in 2015, the population was estimated to be 220,289, the fourth-most populous city in Virginia. The Richmond Metropolitan Area has a population of 1,260,029, the third-most populous metro in the state.