In this food weeb identify the decombposer

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.

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

What pattern of migration do whales follow?