In what process and under what environmental conditions would a mesophyll cell of a flowering plant give out oxygen ?

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 can we use spectral lines of light coming from the superclusters to identify which is receding from earth at the slowest rate.

The image shows a group of fish. the type of social behavior shown in the image is called