According to theories of how life began, how did early organic molecules begin to separate from the outside world?

What are two ways in which waves erode the land?

Could someone me with number one you

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.