The cell organlle is a series of tubes covered in ribosomes where proteins are made and send out into the cell

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.

Several billion years ago which gas was the least prevailant in the atmosphere

Who discovered tuberculosis bacteria?