Which type of reproduction produces an exact copy of the parent organism?
sexual reproduction
replication
mitosis
asexual reproduction

An easy way to calculate the amount of energy available at each level is to what?

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.

Which layer will become saturated first when rain falls?